Science and Technology - Briefs
Letters
Countries agreed to ban ozone-depleting chemicals in 1980s — but 5 CFCs are increasing to record levels in atmosphere
The 1987 Montreal protocol restricted the release of chlorofluorocarbons to the atmosphere
Climate of irrationality
Developed and developing countries are divided over regulating super greenhouse gases under Montreal Protocol
Capturing the monsoons
It's a season that inspires and engages everyone, from the farmer to the policy maker. From the scientist to the travel writer. From the …
Getting the bulletin right
EL Nino and the new challenges
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 …