Delhi smog lifts partially

Pollution build up in recent days corresponded with peak traffic hours and freight movement

Agenda for 2019

The governance blueprint to combat major environmental problems must be institutionalised and strictly enforced

King Coal is dethroned in the US – and that's good news for the environment

For the first time ever, natural gas overtook coal as the top source of US electricity generation

Did our ancestors fly airplanes?

The new chief of Indian Council of Historical Research may have missed out reading some recent research to verify correctness of claims about …

NGT slams Delhi government for worsening air pollution; sets agenda to curb vehicular emissions

City needs aggressive and time bound action to meet clean air standards and reduce public health risk, says non-profit Centre for Science and …

China proposes stiffer fines for polluters

Instead of a one off fine, government proposes daily fines for polluters who fail to heed notices

Climate change, pollution to increase chances of crop slowdown in future

Agencies affected by international food availability and price may require plan differently to cope with the projected slowdown, warns study

Dilli's world class pretensions exposed

At the outset, I wish to express my profound sense of shock and sadness at Sunita Narain’s unfortunate accident. I continue to pray and …

Filtering out foul smell

The Mercedes-Benz has developed biofilters to eliminate the bad odour emitted by metal foundries. The use of these filters shall replace the …

Catch them black-handed

Sootprinitng is the eco-sleuth's new weapon for identifying the source of air pollution by setting up a databank on various types of soots to …

"We have to reduce the exposure of people to diesel exhaust"

Daniel Greenbaum , president and the chief executive officer of the US-based Health Effects Institute, has done pioneering work on the health …

Unorganized players give e-bike a bad name

For a growing section of riders, e-bikes are a cool way out of increasing fuel costs. Naveen Munjal’s firm Hero Electric leads India’…

US iterates oppostion to EU's proposed tax on airline emissions

Daunting journey

Carbon particles from biomass burning and vehicles could be discolouring the Taj Mahal. Down To Earth returns to the monument, a symbol of …

Air pollution is group 1 carcinogen, says WHO agency

Our cities urgently need action plan to meet clean air targets, given the high level of air pollution and increased incidence of lung cancer

Rains for Mexico

Mexico City uses technology to make its own wind and rain. But the sceptics are not impressed

Brick kilns major source of air pollution in South Asia

Contribute 10% to the total air pollution in south Delhi, 11% in Patna, 30% in Dhaka

US to ban use of greenhouse chemicals that have cleaner options

Move to reduce carbon dioxide emissions by up to 42 million tonnes by 2020

Air pollution killed 7 million in 2012, says WHO

Revised estimates double number of deaths attributed to air pollution

Air pollution linked to autism

Exposure to diesel particulates, heavy metals doubles the risk

How humans invite storm

Tornado and storm frequencies linked to human activities

Raising a stink

Air quality in poultry farms in Europe suffers badly due to ammonia from chicken droppings

Bad air

Pollution tapers off rain

Puffed out

Exercising after exposure to air pollution can be fatal for heart patients