Screening smoke

Unexpected photography from aboard a space shuttle reveals patches of sulphate aerosols which keep some industrial pockets cooler

Perfect but not quite

Computer models like the ones that recently simulated conditions in the Chesapeake bay in the US could alter opinions regarding the nature of …

Tryst with the Triassic

The Triassic has been brought into sharper focus, thanks to fossilised evidence found in the US

Disarming the disastrous

Attempts are on to convert ozone depleting chlorofluorocarbons into more innocuous substances like table salt

The lesser evil

Attempts are on to find replacements for deadly ozone depleting substances (ODS) such as chlorofluorocarbons (CFCs)

A problem of choice

Behavioural ecologists study the roles played by biology and culture in the process of mate selection among animals and humans

Above suspicion?

The conviction that humans are responsible for changes in the world's climate, is in contention

More the merrier

The Darwinian theory on biodiversity which advocates the planting of more species of grass to achieve higher yields, has been upheld by a recent …

Resin truths

Amber, a dehydrated tree resin, can literally capture scenes from the animal and plant world's past. A large volume of the resin, procured from …

Deep in pursuit

The giant squid, a deep sea tentacled monster, may no longer be able to play hide and see with the scientific community. A team of biologists are …

Beetles go wild

There's a dark side to biological weed control -- as the attack on non-target plant species by the Eurasian weevil in North America shows

Disastrous blooms

Nitrogen floating in Florida Bay in the US is fueling algal blooms and killing coral reefs

Nature cares

Nature has proved to be much more successful in removing excess carbon monoxide from atmosphere

Money rains

Pollutants discharged from Russian smelters, worth millions of dollars, can be profitably extracted

Ravenous but a remedy all right

Famished bacteria are now known to be able to enter porous media like soil and create a bio-barrier to prevent the spread of pollutants

Getting down to it

A new technique that monitors emissions by detecting toxic substances right inside smokestacks, spells anathema for manufacturers who have been …

A natural antidote

A new technique shall help do away with unwanted, polluting byproducts of certain manufacturing processes

The live connection

Geological studies conducted in northern Chile reveal that the enrichment of metal ores through the weathering of rocks, is a process mediated …

Not so easy

Ecosystems that were expected to revive after power plants were ordered to clean up their act, have not done so

Street-smart settlers

Scientists report on the role played by two processes, rapid evolution and the founder effect, in shaping the existence of lifeforms migrating to …

Facts, at last

The first ever field study of the anaconda - the dreaded predator snake - has revealed a number of fascinating facts about the reptile's habits

Trouble in the air

The winter of 1995-96 has witnessed record lows in the levels of ozone in some areas of the Northern Hemisphere, affecting Europe in particular

Electrifying presence

Scientists at the University of Texas, US, are attempting the use of electrochemical and photochemical methods to purify polluted water. Apart …

Bright lights dim sights

There are various forms and faces of pollution today, and believe it or not, light is one of them. Yes, the concept of light pollution is …

Blow hot blow cold

North Americans have literally had to face some very rough weather this year After having dealt with a sweltering summer with sky-rocketing …