Olive ridley turtles prefer mates of similar size: Study

Rushikulya, discovered as a mass nesting site in 1994, has since become a focal point of olive ridley conservation in India. | Photo Credit: Special Arrangement A new study has revealed that olive ridley sea turtles tend to select mates of similar size, indicating a pattern of size-assortative mating. The research, conducted jointly by scientists … Read more

Hesaraghatta grasslands will remain untouched

The large 5,678-acre grasslands in Hesaraghatta are finally under protection from encroachment and development. The Government of Karnataka issued the final notification of the Greater Hesaraghatta Grassland Conservation Reserve recently while conservationists and those who have been crying hoarse to save the city’s remaining green areas heaved a sigh of relief. The grassland region in … Read more

How Coimbatore’s trees tell tales of time, travel and belonging

These trees came as immigrants, made friends with the locals and now are upstanding inhabitants of Coimbatore providing priceless service to the city and its people. Architect, Jayashree Raman says trees offer a wealth of natural solutions to various design challenges. “They provide insights into structural strength, energy efficiency, and biomimicry, leading to more sustainable … Read more

European Red Admiral butterfly sighted for first time in Himachal’s Dhauladhar mountain range

European Red Admiral butterfly sighted near Dharamshala in the mountain range of Dhauladhar in Himachal Pradesh. Picture credits: Lovish Garlani In a remarkable first for India’s lepidopteran records, the European Red Admiral (Vanessa atalanta), a widely distributed migratory butterfly species, has been sighted and documented in Himachal Pradesh. The species was observed near Dharamshala in the Dhauladhar … Read more

Puttur civic body converts wet waste into BioCNG to operate 6 vehicles

Puttur city municipality in Dakshina Kannada district uses Bio CNG generated from wet waste to operate its six vehicles since August 2024. | Photo Credit: SPECIAL ARRANGEMENT In a rare initiative in Karnataka, Puttur city municipality in Dakshina Kannada is converting wet waste into Bio Compressed Natural Gas (BioCNG) through private partnership, for the past … Read more

On the suspension of the Indus Waters Treaty: Green Humour by Rohan Chakravarty

Green Humour | Photo Credit: Rohan Chakravarty Green Humour | Photo Credit: Rohan Chakravarty Rohan Chakravarty is a cartoonist and illustrator from Nagpur. His series, ‘Green Humour’, consists of cartoons and comics on wildlife, nature conservation, environmental issues, sustainability, and all things green. Published – May 01, 2025 09:30 am IST

Mango crop in Yadgir hit by unseasonal rains, gusty winds, hailstorms

Mango fruits dropped from trees owing to gusty wind accompanied by hailstorm and rain, in Wadagera taluk of Yadgir district in Karnataka. | Photo Credit: SPECIAL ARRANGEMENT The recent unseasonal rains accompanied by gusty winds and hailstorm damaged the mango crop in Yadgir district of Karnataka, particularly in Wadagera taluk. Mango growers expected a good … Read more

Seven decades on, a glimmer of hope for land rights in Karnataka

Kallukoppa (Shivamogga) It is 10.30 a.m. and four government officials have just reached Kallukoppa, a village in Sirigere, a gram panchayat in Shivamogga taluk. One of them is armed with a rover to record GPS location, while others are carrying documents. The team, comprising officers of both the Revenue and Forest Departments, with residents as … Read more

Shallow aquifer tech revives water supply for village in Bengaluru

The rejuvenation was implemented under the Central Government’s AMRUT 2.0 scheme, with Biome Environmental Trust, a non-profit organisation, playing a pivotal role. | Photo Credit: Photo for representation only A rejuvenated recharge well drawing from a shallow aquifer at Gollahalli village in Bengaluru has significantly eased water scarcity during the blistering summer. Drawing water from … Read more

High temperatures and mango production | Explained

An egret perches on a mango tree on the outskirts of Kumarakom, Kerala, on April 10. | Photo Credit: PTI The story so far: “There is a drop in mango harvest. Mangoes no longer taste that sweet. Mangoes are expensive. Mangoes are arriving too early in the market. The mango pickle doesn’t last through the … Read more

New model finds locusts making complex decisions in deadly swarms

In late 2019, a wave of billions of desert locusts flew into western India through Pakistan. Their journey had already spanned several thousand kilometers since they first erupted in the arid plains of East Africa. Locusts are grasshoppers that, in the right conditions, multiply rapidly. They grow larger and change colour in response to their … Read more

Expanding tree cover is crucial

As climate change accelerates, tree plantation and carbon sequestration are essential for environmental sustainability. For India, a rapidly growing economy reliant on carbon-intensive industries, expanding tree cover is crucial for mitigating climate change while supporting industrial growth and rural livelihoods. India’s forest and tree cover is 25.17%, significantly below the 33% target set by the … Read more

Scientists unlock genetic key to higher peanut yield

Rajeev K. Varshney from Murdoch University with a clutch of peanuts. | Photo Credit: Special arrangement A team of 19 researchers from Australia and China have unlocked the genetic key to developing higher-yielding varieties of peanut or groundnut, a major food and oilseed crop in India. Their pan-genome analysis, revealing the structural variation associated with … Read more

Urban spider found building soundproof webs to keep noise out

The next time you sweep away a cobweb without a second thought, consider this: the silken structure is an engineering marvel. According to new research published last week in Current Biology, a North American spider species can change how its webs transmit vibrations. The authors have reported that spiders in urban environments can build webs … Read more

RNA-based antiviral offers strong defence against deadly agri virus

Every year, farmers battle an invisible, relentless, formidable enemy: plant viruses. Unlike bacteria or fungi, which can be controlled with pesticides or fungicides, there is no straightforward way to cure crops of viral infections. According to the U.N. Food and Agriculture Organisation (FAO), plant pests and diseases destroy nearly 40% of the world’s annual crop, … Read more

Rare butterfly spotted in The Nilgiris

Malabar Flash butterfly | Photo Credit: Vinod Sriramulu Butterfly pioneer Wynter Blyth MA mentions a butterfly in his book Butterflies of the Indian Region that came out in 1957. He talks of it as a rare one, observed in the Mettupalayam Ghats and Sri Lanka, in thick jungles often at an elevation between 1000 and 3000 ft. … Read more

Centuries-old museum specimens unlock mysteries of South Asian treeshrews

Museum specimens, the Zoological Survey of India used to unlock morphological mysteries of the South Asian treeshrews. | Photo Credit: SPECIAL ARRANGEMENT GUWAHATI Scientists from the Zoological Survey of India (ZSI) have resolved longstanding taxonomic ambiguities surrounding South Asian treeshrews – small, insectivorous mammals often misidentified due to their superficial resemblance to squirrels. Drawing upon … Read more

Belagavi milk union records ₹13.2 crore profit

MLA and BEMUL Chairman Balachandra Jarkiholi speaking to reporters in Belagavi on April 15, 2025. | Photo Credit: P.K. BADIGER “Belagavi District Cooperative Milk Producers’ Union (BEMUL) has achieved a profit of ₹13.20 crore in the last year. This is unprecedented since the establishment of the union in 1985,” Balachandra Jarkiholi , Chairman of BEMUL, … Read more

Minister for crackdown on use of crude bombs to hunt wild boar in villages bordering forests in Karnataka

Minister for Forests, Ecology, and Environment Minister Eshwar Khandre holding a review meeting with the forest department officials at Kollegal in Chamarajanagar district on Thursday. | Photo Credit: Special arrangement Taking note of the use of low-intensity crude bombs to kill wild boars in villages bordering forests, Minister for Forests, Ecology, and Environment Eshwar Khandre … Read more

On the tail of a tagged Curlew sandpiper

A tagged Curlew sandpiper spotted and photographed by birder Jithesh Babu at Kelambakkam backwaters on April 18, 2025. | Photo Credit: Jithesh Babu When a wintering bird doubles back to its breeding grounds to attend to the visceral business of procreation, it becomes essentially “unreachable” for the human friends it has made in its wintering … Read more

Of grasslands, blackbucks, and pastoral nomads

“My first sighting of a male blackbuck was ethereal. This huge, big male with horns sticking out like swords, body glistening, standing against the sun in the morning,” remembers the Bengaluru-based natural history filmmaker and the co-founder of Trailing Wild Productions, Sumanth Kuduvalli. It was in 2013 at Maidanahalli at the Jayamangali Blackbuck Reserve, in … Read more

Hailstorm damages crops on 12,722.46 hectares in Karnataka: Minister

Kannada and Culture Minister and Koppal in-charge Shivaraj Tangadagi inspecting crop damage in Koppal district of Karnataka on April 13, 2025. | Photo Credit: SPECIAL ARRANGEMENT Recent hailstorms have caused significant damage to agriculture in Koppal district in Karnataka, affecting 12,722.46 hectares of paddy crops. “Of this, 4,895.33 hectares of crop damage occurred in Karatagi … Read more