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Environment & Ecology Current Affairs

Latest Environment & Ecology current affairs and general knowledge for UPSC, SSC, Banking and State PCS — with key points and exam facts.

Water-bombing aircraft deployed to combat massive wildfires in Greece.

Greece is battling a second consecutive week of massive wildfires, exacerbated by high temperatures and dry conditions. Water-bombing aircraft, grounded earlier due to strong winds, have resumed operations, joining hundreds of firefighters on the ground. The blazes have already claimed five lives, including two pilots of a helicopter that collided during firefighting operations. Authorities have ordered new evacuations and warned of "extremely difficult" days ahead, with over 12,000 hectares of forest and agricultural land already burned. The situation highlights the increasing frequency and intensity of wildfires in the Mediterranean region, linked to climate change.

  • Greece is experiencing widespread wildfires, with water-bombing aircraft resuming operations after being grounded by strong winds.
  • The fires have resulted in five fatalities, including two pilots involved in firefighting operations.
  • Over 12,000 hectares of land have been burned, leading to new evacuations and warnings of continued severe conditions.
4 Aug 2026 Read more

Lab-grown diamonds offer a sustainable and ethical alternative to mined diamonds.

The article highlights lab-grown diamonds (LGDs) as a sustainable and ethical alternative to traditionally mined stones. LGDs are chemically, physically, and optically identical to mined diamonds but are produced with significantly less environmental impact, avoiding issues like land degradation, water pollution, and human rights concerns associated with mining. The piece notes that LGD production is becoming more energy-efficient and cost-effective, making them an attractive option for consumers. It also discusses the potential for LGDs to contribute to India's economy through increased manufacturing and export, aligning with sustainable development goals.

  • Lab-grown diamonds (LGDs) are identical to mined diamonds but offer a more sustainable and ethical production method.
  • LGD production significantly reduces environmental impact compared to mining, avoiding issues like land degradation and water pollution.
  • The increasing energy efficiency and cost-effectiveness of LGD production make them a competitive alternative.
4 Aug 2026 Read more

India's vulnerability to landslides and the need for mitigation strategies

India is highly vulnerable to landslides, especially during the monsoon season, with the Western Ghats and Himalayas being particularly susceptible. The article attributes this vulnerability to a combination of geological factors, human activities like deforestation and construction, and the impacts of climate change. It emphasizes the need for robust early warning systems, comprehensive land-use planning, and effective mitigation measures. The piece highlights that while some states have made progress, a national, integrated approach is crucial to minimize the loss of life and property from these recurring natural disasters.

  • India is highly vulnerable to landslides, particularly in the Western Ghats and Himalayan regions during monsoons.
  • Causes include geological factors, human activities like deforestation and construction, and climate change.
  • Early warning systems and comprehensive land-use planning are crucial for mitigating landslide risks.
3 Aug 2026 Read more

Beyond protected areas: India's next conservation challenge

India's conservation strategy needs to evolve beyond isolated protected areas to a more connected and inclusive landscape approach. The article advocates for recognizing Other Effective Area-based Conservation Measures (OECMs) and establishing ecological corridors to sustain wildlife movement, genetic exchange, and resilient ecosystems. It emphasizes that conservation must integrate with infrastructure development, citing examples like the Delhi-Dehradun Economic Corridor. The vision is to create a National Conservation Estate, a network of PAs, OECMs, and biodiversity-rich landscapes, requiring wider partnerships with communities and civil society to secure India's natural heritage.

  • India's conservation strategy must move beyond isolated protected areas to a connected landscape approach.
  • Other Effective Area-based Conservation Measures (OECMs) should be recognized and integrated into conservation efforts.
  • Ecological corridors are crucial for sustaining wildlife movement, genetic exchange, and ecosystem resilience.
3 Aug 2026 Read more

Why Kerala reports a high leptospirosis burden: Environmental and diagnostic challenges

Kerala reports a high burden of leptospirosis due to its unique environment, characterized by heavy monsoons, humidity, and an abundance of animal reservoir hosts. The disease primarily affects agricultural and manual laborers, making it an occupational hazard. Challenges include late diagnosis, rapid progression to severe complications, and difficulties with current serological tests. While chemoprophylaxis with Doxycycline is a key strategy, compliance is poor. The article emphasizes the need for better surveillance, early diagnosis, and targeted prevention campaigns for high-risk groups.

  • Kerala's humid, monsoon-prone environment and abundant animal hosts create ideal conditions for leptospirosis spread.
  • The disease is primarily an occupational hazard, affecting agricultural and manual laborers.
  • Late diagnosis and rapid progression to severe complications contribute to a high case fatality rate.
3 Aug 2026 Read more

Europe's relentless summer: Unprecedented wildfires and climate change impact

Europe is experiencing an unprecedented summer marked by relentless and intense wildfires, largely attributed to climate change. The article details the widespread destruction of forests and agricultural land, impacting livelihoods and ecosystems. It highlights the role of climate monitoring services like CAMS in tracking these events and the importance of international cooperation through mechanisms like the EU Civil Protection Mechanism. The situation underscores the urgent need for robust climate action, improved disaster management strategies, and cross-border collaboration to mitigate the devastating effects of extreme weather events.

  • Europe is facing unprecedented wildfires, driven by the impacts of climate change and extreme weather conditions.
  • The fires are causing extensive destruction to forests, agricultural land, and ecosystems.
  • International cooperation and mechanisms like the EU Civil Protection Mechanism are crucial for managing these large-scale disasters.
3 Aug 2026 Read more

Europe pioneers 'firefighter donkeys' for wildfire prevention in high-risk areas

As wildfires rage in France and Spain, communities are adopting an innovative solution: using donkeys as 'firefighters' to prevent blazes. Initiatives like Tivissa Donkey Firefighters in Spain rehabilitate abandoned donkeys and deploy them to graze on dry grass and scrubland, reducing flammable vegetation in high-risk areas. This method is a cheaper and effective way to slow fires and reduce their intensity. The founder, Joan Cedo Sans, highlights donkeys' greater appetite and sturdiness compared to other grazing animals, and their trails also aid firefighting teams.

  • Donkeys are being used as 'firefighters' in Europe to prevent wildfires.
  • They graze on dry vegetation, reducing the amount of flammable material in high-risk areas.
  • This method is a cost-effective and efficient way to mitigate fire intensity and spread.
2 Aug 2026 Read more

Odisha on high alert as Hirakud Dam releases more water, flood warning issued

Ten districts downstream of the Mahanadi river in Odisha have been placed on high alert as the Hirakud Dam continues to release water through 22 gates. Chief Minister Mohan Charan Majhi stated that floods have affected around eight lakh people across 20 districts. While water levels are receding in northern Odisha, authorities are closely monitoring vulnerable downstream districts like Cuttack, Puri, Khurda, Jagatsinghpur, and Kendrapada. Approximately 2.69 lakh people have been evacuated and accommodated in 700 relief camps.

  • Ten districts downstream of the Mahanadi river in Odisha are on high alert due to water release from Hirakud Dam.
  • Hirakud Dam is releasing water through 22 gates.
  • Floods have affected around eight lakh people across 20 districts in Odisha.
2 Aug 2026 Read more

Bhitarkanika National Park reopens with plastic ban after crocodile nesting season

Bhitarkanika National Park in Odisha's Kendrapara district reopened to tourists on Saturday after a three-month closure for the annual crocodile nesting season (May 1 to July 31). Authorities have implemented a complete ban on plastics within the park. The park is now open for day visitors and overnight guests at forest rest houses and eco-tourism cottages. This measure aims to protect the estuarine crocodiles and maintain the ecological integrity of the mangrove forest.

  • Bhitarkanika National Park in Odisha has reopened to tourists.
  • The park was closed for three months for the annual crocodile nesting season.
  • A complete ban on plastics has been imposed within the park.
2 Aug 2026 Read more

DMK moves Supreme Court seeking direction for Karnataka to release Cauvery water to Tamil Nadu

The Dravida Munnetra Kazhagam (DMK) has petitioned the Supreme Court to compel Karnataka to release Tamil Nadu's allotted share of Cauvery water. The application seeks to enforce the Cauvery Water Regulation Committee (CWRC) and Cauvery Water Management Authority (CWMA) directives for a daily flow of 3,500 cusecs at Biligundlu. DMK also requested Karnataka to compensate for an accumulated backlog of 9.46 TMC, proposing a release of 7,000 cusecs daily for 15 days. The party highlighted the severe impact on 14.913 lakh acres of agricultural land and millions of farmers in Tamil Nadu's delta districts due to non-release of water.

  • DMK filed an application in the Supreme Court against Karnataka over the Cauvery water dispute.
  • The plea seeks enforcement of CWRC and CWMA directives for water release to Tamil Nadu.
  • DMK requested Karnataka to make good an accumulated backlog of 9.46 TMC.
2 Aug 2026 Read more

Downpour eases tension over Cauvery water sharing between Karnataka and Tamil Nadu

Improved inflows into reservoirs in the Cauvery basin on Saturday, due to heavy rain in catchment areas, brought temporary relief to Karnataka amidst its ongoing dispute with Tamil Nadu over water release. The Cauvery Water Regulation Committee (CWRC) had directed Karnataka to release 3,500 cusecs daily for 15 days, which had triggered protests from farmers citing poor storage levels. With the southwest monsoon becoming active, the situation has improved, and reservoir levels are expected to rise if rains continue, potentially easing the inter-state tension.

  • Heavy rainfall in the Cauvery catchment areas improved reservoir inflows in Karnataka.
  • This eased tensions regarding the Cauvery water sharing dispute with Tamil Nadu.
  • The CWRC had previously directed Karnataka to release 3,500 cusecs daily for 15 days, causing farmer protests.
2 Aug 2026 Read more

Eight killed as extremely heavy rain lashes Kerala; landslips, flash-floods reported

Kerala experienced intense rainfall from Friday night into Saturday, resulting in eight deaths, including three children, due to rain-related incidents like landslips and electrocution. Major landslips occurred in Idukki and Kottayam districts, and water levels rose in rivers, prompting authorities to open dam shutters. The State government has opened 65 relief camps, sheltering 1,465 people, and reported 17 houses completely destroyed. A red alert was issued for nine districts on Saturday, with an orange alert for 12 districts on Sunday, indicating more heavy rainfall.

  • Intense rainfall in Kerala led to eight deaths and widespread destruction, particularly in hilly regions.
  • Landslips in Idukki and Kottayam, flash-floods, and rising river levels necessitated opening dam shutters.
  • The State government established 65 relief camps, accommodating 1,465 people, and reported significant housing damage.
2 Aug 2026 Read more

Cabinet approves ₹5,070-crore scheme for floating solar plants

The Union Cabinet approved the Pradhan Mantri Surya Sarovar Yojana, a ₹5,070-crore scheme to accelerate floating solar power development. The scheme aims to achieve 5,000 MW of floating solar capacity by 2030-31, providing central financial assistance of up to ₹1 crore per MW. Projects under this scheme must include battery energy storage equivalent to at least two hours (10,000 MWh) to help states meet peak demand and manage renewable power fluctuations. This initiative seeks to diversify solar installations beyond land-intensive regions like Rajasthan and Gujarat, leveraging water bodies in states with limited land availability.

  • Union Cabinet approved the Pradhan Mantri Surya Sarovar Yojana for floating solar power.
  • The scheme has an outlay of ₹5,070 crore and targets 5,000 MW capacity by 2030-31.
  • It provides central financial assistance of up to ₹1 crore per MW.
1 Aug 2026 Read more

IMD forecasts below-normal rainfall for August, above-normal temperatures

The India Meteorological Department (IMD) has predicted below-normal rainfall for August, with precipitation expected to be less than 94% of the long period average. This forecast also extends to the second half of the southwest monsoon season (August-September). While some parts of peninsular, central, eastern, and northwestern India might receive normal to above-normal rainfall, maximum temperatures are expected to remain above normal across most of the country. Moderate El Niño conditions are likely to strengthen, though a positive Indian Ocean Dipole (IOD) could develop in September, potentially aiding monsoon rains.

  • IMD predicts below-normal rainfall for August, less than 94% of the long period average.
  • The forecast also indicates below-normal rainfall for the second half of the southwest monsoon season.
  • Maximum temperatures are expected to be above normal across most of the country.
1 Aug 2026 Read more

Western Ghats conservation needs science and dialogue, not just politics

The article emphasizes the urgent need for a science-based and dialogue-driven approach to conserve the Western Ghats, a biodiversity hotspot facing significant threats. It notes that despite being a UNESCO World Heritage Site, the region lacks a comprehensive legal framework for conservation. The author highlights the failure to implement recommendations from expert committees like Gadgil (WGEEP) and Kasturirangan (HLWG) due to political resistance and lack of consensus. The article advocates for a participatory approach, integrating local communities and scientific expertise, to develop sustainable conservation strategies that balance development and ecological protection.

  • The Western Ghats, a UNESCO World Heritage Site and biodiversity hotspot, requires urgent conservation efforts.
  • Existing conservation efforts are hampered by political resistance and lack of a comprehensive legal framework.
  • Recommendations from expert committees like Gadgil and Kasturirangan have faced implementation challenges.
1 Aug 2026 Read more

Bhopal gas tragedy site: 68% water samples contaminated with sewage

Activists in Bhopal alleged that 68% of drinking water samples supplied by the civic body in areas affected by the 1984 Bhopal gas tragedy were contaminated with faecal coliform. Out of 63 samples taken from 30 localities, 43 showed sewage contamination. Activists warned that this situation is similar to Indore's Bhagirathpura, where contaminated water caused over 35 deaths. They claimed that 90% of samples from the city's upper lake and 25% from Kolar dam were also contaminated. The Bhopal Municipal Corporation (BMC), however, stated that its own tests in July found no impurities in 61 samples.

  • Activists reported 68% of drinking water samples near the Bhopal gas tragedy site were contaminated with faecal coliform.
  • The contamination poses a health risk, drawing parallels to a similar incident in Indore that caused multiple deaths.
  • Activists also claimed high contamination rates in water from Bhopal's upper lake and Kolar dam.
1 Aug 2026 Read more

NSA invoked against activist opposing Kaziranga luxury hotel, days after getting bail

Environmental activist Pranab Doley, who supported protests against a luxury hotel project near Kaziranga National Park, has been detained under the National Security Act (NSA) by the Assam government. This occurred just a day after he was granted bail by a local court, which had noted that criminal law should not suppress local anxieties about ecological preservation. The NSA order cites 13 police cases against Doley since 2017, alleging his activities were "prejudicial to public order and security of the State," involving foreign funding, foreign trips, road blockades, and damage to public property.

  • Environmental activist Pranab Doley was detained under the National Security Act (NSA) by the Assam government.
  • Doley was supporting protests against a luxury hotel project near Kaziranga National Park.
  • His detention came a day after a local court granted him bail, acknowledging concerns about ecological preservation.
1 Aug 2026 Read more

Assam floods: Death toll reaches 80, over 2 lakh people affected in 8 districts

The death toll from floods in Assam has risen to 80, with two new fatalities reported from Sivasagar district. Over 2.12 lakh people in eight districts remain affected. The State government announced a six-month moratorium on repaying all types of loans for flood-affected people and sought a support package from the Centre. Twenty-one revenue circles and 437 villages are still impacted, with 75,583 people in 112 relief camps. Multiple agencies are engaged in rescue and relief work, and significant crop area and infrastructure have been damaged.

  • Assam floods have caused 80 deaths and affected over 2.12 lakh people across eight districts.
  • The State government declared a six-month moratorium on loan repayments for flood victims.
  • A support package from the Centre has been requested for relief and rehabilitation.
1 Aug 2026 Read more

Cauvery Water Management Authority Orders Karnataka to Release Water to Tamil Nadu Amidst Scanty Rainfall

The Cauvery Water Management Authority (CWMA) endorsed the Cauvery Water Regulation Committee's (CWRC) order for Karnataka to release 3,500 cusecs of water to Tamil Nadu for 15 days, starting July 29. This decision comes amidst scanty rainfall in the Cauvery catchment, leading to a significant shortfall in inflows. The CWRC, which monitors water levels and flows in reservoirs, considered hydro-meteorological conditions, storage positions, and an unoptimistic forecast. Both Karnataka, which has not commenced irrigation, and Tamil Nadu, which deems the quantum insufficient for kuruvai cultivation, are dissatisfied, highlighting the need for a distress-sharing formula.

  • The Cauvery Water Management Authority (CWMA) endorsed the CWRC's order for Karnataka to release 3,500 cusecs to Tamil Nadu.
  • The decision was made due to scanty rainfall and significant shortfall in water inflows in the Cauvery catchment.
  • The CWRC monitors hydro-meteorological conditions, reservoir storage, and inflows/outflows to make such decisions.
31 Jul 2026 Read more

Understanding Cloudbursts in India: Definition, Formation, Forecasting Challenges, and Accountability

This explainer defines a cloudburst as a highly localized weather event where a small area receives 10 cm or more of rain in an hour. While relatively rare, global warming is increasing their frequency. Cloudbursts are difficult to forecast due to their small scale, rapid development, and challenging mountainous terrain which blocks radar signals. The article highlights that the term 'cloudburst' is often misused, potentially obscuring human negligence related to poor planning, illegal construction, deforestation, and inadequate drainage, as seen in past tragedies. India is working on 'nowcasting' and expanding its radar network to improve predictions.

  • A cloudburst is defined by the IMD as 10 cm or more of rain in an hour over a small area (20-30 sq. km).
  • Global warming is increasing the frequency of cloudbursts, especially in mountainous regions like Uttarakhand, Himachal Pradesh, and J&K.
  • Forecasting cloudbursts is challenging due to their localized nature, rapid formation, and radar limitations in rugged terrain.
31 Jul 2026 Read more

Nepal's tiger population increases by 20% to 429, a conservation milestone

Nepal's tiger population has risen by approximately 20% in the past four years, reaching an estimated 429, according to a recent nationwide survey. This reinforces Nepal's reputation as a success story in big-cat conservation, despite challenges from human-wildlife conflict. The survey, conducted between December and July, covered over 7,300 square kilometers of southern plains. Nepal had pledged in 2010 to double its tiger numbers by 2022 and became the first nation to meet this goal, boosting its population from 121 in 2009 to 355 in 2022. However, this success brings challenges, with at least 38 people killed in tiger attacks between 2019 and 2023, highlighting the need for effective co-existence programs.

  • Nepal's tiger population increased by 20% in four years, reaching an estimated 429.
  • Nepal was the first nation to achieve the goal of doubling tiger numbers by 2022, from 121 in 2009 to 355 in 2022.
  • The conservation success is attributed to secure habitats but has led to increased human-wildlife conflict.
30 Jul 2026 Read more

Team Bharat urges continued E10 fuel supply, seeks E20 transparency

Amid concerns over E20 fuel's impact on vehicles, citizens' advocacy group Team Bharat met Petroleum Ministry officials. They urged the government to continue supplying E10 petrol for vehicles designed for it, while also demanding pure petrol with no ethanol blending be available at all fuel stations at affordable prices. Team Bharat also requested E20 fuel be sold at a 20% discount and sought public disclosure of relevant documents and reports on E20 fuel. They also called for a mechanism to assess and address grievances for vehicles damaged by blended fuel, and raised concerns about a potential conflict of interest involving Union Transport Minister Nitin Gadkari in the blending programme.

  • Team Bharat advocated for continued supply of E10 petrol and availability of pure petrol at fuel stations.
  • They requested a 20% discount for E20 fuel compared to pure petrol.
  • The group demanded public disclosure of studies and reports related to E20 fuel's impact.
30 Jul 2026 Read more

CWRC head moots Cauvery water distress-sharing plan

Cauvery Water Regulation Committee (CWRC) chairperson Vineet Gupta urged Tamil Nadu and Karnataka to develop their own distress-sharing formula for Cauvery water. He rejected criticisms against CWRC and Cauvery Water Management Authority (CWMA), stating that their calculation of 3,500 cusecs to be released by Karnataka to Tamil Nadu for 15 days was based on all relevant data, including rainfall patterns, net inflow into reservoirs, and meteorological inputs. Gupta highlighted that the intermediate catchment between Krishnaraja Sagar and Kabini dams and Biligundlu was 'very dry' this year, leading to a 60% deficit in Karnataka's reservoir net inflow compared to the long-term average.

  • CWRC chairperson urged Tamil Nadu and Karnataka to formulate their own Cauvery water distress-sharing plan.
  • The CWRC's decision to release 3,500 cusecs was based on comprehensive data, including rainfall and reservoir inflows.
  • Intermediate catchment areas are experiencing 'very dry' conditions, leading to significant deficits in Karnataka's reservoir inflows.
30 Jul 2026 Read more

States told to deploy drones to monitor stubble burning

The Commission for Air Quality Management in National Capital Region and adjoining areas (CAQM) has urged Delhi, Haryana, Uttar Pradesh, Rajasthan, and Punjab to use drone surveillance for effective monitoring of stubble burning. Drones offer a reliable and efficient solution by providing rapid deployment, high-resolution, real-time imaging, and flexible flight patterns, complementing satellite imagery and ground inspections. This technology can accurately detect active fire locations, identify smoke plumes, map affected agricultural fields, and generate time-stamped evidence for prompt enforcement action, particularly in hotspot villages and fire-prone locations.

  • CAQM urged states in the NCR and adjoining areas to deploy drones for monitoring stubble burning.
  • Drones provide rapid deployment, high-resolution imaging, and real-time data for effective surveillance.
  • The technology helps in accurately detecting active fire locations and generating evidence for enforcement.
30 Jul 2026 Read more

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