'Crocodiles are affected by low frequency vibrations'
Down To Earth interviews crocodile expert Adam Britton on impact of noise on the breeding and behaviour patterns of crocodilians
Chennai oil spill: half a dozen turtles die, fishermen fear losing livelihood
While a section of the sea water had blackened after the spill, nearly half a dozen turtles died near the north Chennai shoreline
What caused heavy rains in Tamil Nadu
An independent weather forecaster tries to explain the record-breaking December rains in Tamil Nadu
When havoc descended upon Chennai
Down To Earth journalist Rajeshwari Ganesan writes about the uncertainty of knowing if your loved ones are safe, even as Chennai's flood worsens
Neither the city nor the sea will relent
As a result of climate change and uneven development, fishing communities in Chennai are caught between a seaward moving land and a landward …
New biopesticide conquers mosquito larvae
Malaria is attaining near epidemic proportions in the country but researchers in Madras hold out a ray of hope. They have produced an …
"Culmination of the IT revolution"
Ashok Jhunjhunwala, professor, Indian Institute of Technology, Chennai, is the man behind the wireless local loop technology cor dect and the …
Novel medical waste treatment facility in Chennai
Tamil Nadu will soon have its first centralised biomedical waste treatment facility. The unit is being set up in Chennai by the Hyderabad-based G …
Cyclone Mandous: Tamil Nadu on ‘red alert’ tomorrow as IMD predicts extreme rainfall
Chennai in direct path of cyclone; southern Andhra Pradesh and Puducherry coasts may also see significant impact
Did stratospheric warming lead to excessive rainfall in Tamil Nadu?
Each district witnessed a minimum excess precipitation of 400%, said IMD
2016: a year of growing dissent
This year, more than ever before, has been tumultuous, both in terms of economic politics and nature’s art
Women help bring positive outcomes in migration of small-scale fishers
Research explores how closely knit community, Vagaira, helps to develop bond, trust and encourage economic growth
Reaping rainwater
The innovative use of stormwater drains to harvest water has meant a new lease of life for water-starved Chennai
More rainfall in store for Andhra after unusual post-monsoon floods. Here’s what is causing it
The state witnessed a see-saw rainfall pattern since the beginning of October due to global warming
What is killing Chennai’s Olive Ridley turtles?
Small- and large-scale fishers as well as government officials keep shifting blame for the fatalities
Why are Ennore residents protesting against Adani’s Kattupalli Port expansion project?
The project could impact the livelihood of around 50,000 villagers and cause widespread environmental degradation, say activists
Cyclone Nivar: Chennai shut as rains cause flooding in several parts
Around 0.1 million people, including 28,161 children, were evacuated to 1,694 relief camps across Tamil Nadu from low-lying areas
Floods in polluted rivers can pollute groundwater too
Floods have the potential to impact the microbial quality of groundwater in affected areas, say researchers from Anna University
Little boxes of herbs
SUMANA NARAYANAN finds a 125-year-old shop selling herbal medicines in the lanes of Chennai
An every monsoon affair: How to tackle urban flooding
Urbanisation is inevitable as is climate change; the need is for a multi-pronged approach
Daily Court Digest: Major environment orders (August 21, 2020)
Down To Earth brings you the top environmental cases heard in the Supreme Court, the high courts and the National Green Tribunal
Distress looms over water-starved Chennai
People of other parts of Tamil Nadu — home to about 67 million people — have also been hurt
Chennai apart
From ignoring warnings to delays in taking actions, Tamil Nadu administration played its part in making the December floods more devastating
Chennai to get flood warning system
Chennai has been witnessed multiple instances of flooding in recent years, with the most recent one killing at least 14
Reining it in
Chennai shores up its laws to curb groundwater depletion, with renewed emphasis on rainwater harvesting