Eco-thriller

Film>> Ozone Killers directed by Heinz Greuling and Thomas Weidenbach

The hole truth

NASA discovers the largest ever ozone hole over Antarctica. A wake up call for industrialised countries to reduce greenhouse gas emissions

CFCs black market

The ozone threat

Alternatives to banned ozone-depleting substances may jeopardise the effectiveness of the Montreal Protocol

Airborne pollutants

Aerosols from Asia are poisoning the environs of the Pacific Ocean, say researchers

Global Environmental Governance

Global environmental negotiations on issues such as climate change, biodiversity and desertification often seem to be far removed from the …

AC makers unsure about gas import rule

Ozone

Inbuilt storage

Earth's mantle could be holding three times the water found in oceans

Oh! zone

Ozone therapy

Reduction of ozone-depleting substances could actually lead to the ozone layer repairing itself

Hostile to ozone

Four chemicals said to be 'ecofriendly' are destroying the ozone layer

Lungs, beware

Switching to ozone-friendly inhalers is not going to be easy

Chief culprit

Study warns that in the future climate change could be primarily responsible for ozone depletion

Cat out of the bag

First observed evidence of long-term effects of GHG emissions

US, China to work together on phasing down HFCs

India cautious in response; to disclose stand in Bangkok end of June

‘Developed nations want India to leapfrog to a technology which even they have not accepted’

With climate change negotiations round the corner, an important debate on the use and phase out of hydrofluorocarbons used as coolant in …

Montreal Protocol: crucial meet on HFCs begins

Should these coolant gases be discussed under Montreal Protocol? Outcome of Bangkok meet may influence climate talks later this year

Climate on a skid

Global warming is likely to be far greater and faster than previous estimates, says the latest report of the Hadley Centre for Climate Prediction …

Highest in 650,000 years

Science and Environment - Briefs

Leapfrog the chemical treadmill

Go straight to climate-friendly options for refrigerants

Ozone-smart, climate-cool

The gas game

Fluorocarbons, which created a hole in the ozone layer, have generated intense global debates. But these have been more about business than …

A monopoly like none other

An amendment to the Montreal Protocol without addressing IPR issues of HFOs would mean that the entire MAC sector would be at the mercy of three …