Cloud forests dry up

Deforestation is drying out cloud forests

What's inside a reef?

Peep through coral keyholes unlock reef mystery

A hole in the pocket

Ozone destroys Japanese agriculture

Tilted in North's favour

A geological explanation as to why the South pays with a hole over the Antarctic for the North's misdemeanours

Look further for weather

Another victim

Water, saviour from heat

Poser on plastic

How environment-friendly is biodegradable plastic? The debate rages

Farm breeds die out

Reaching for the sun

Karnataka homes prefer solar lighting systems

Fleshing energy

Tanneries in Tamil Nadu now use the fleshings produced by them to generate electricity

Harnessing wind

Post offices sell wind

Combusting hydrogen

Fight back

Plankton Power

Managing floods

Flood Management adds to the problem

Self-purification

The world's biggest fresh water system, the Great Lakes, straddling Canada and the United States, are cleansing themselves of pollutants

Long distance travellers

Air pollutants ride the currents over long distances

A warmer and greener Arctic

Shrubs are found growing higher up in the Alaskan Arctic

A second too long

The world has been adding an extra second at regular intervals to keep pace with the slowing Earth. Will the practice be stopped as the US says …

Mars rover finds water

Images sent by NASA’s Mars Reconnaissance Orbiter show dark streaks up to four metres wide running down the sides of some slopes on the …

Sweet treatment

A cheaper method uses glucose and enzymes to filter water

An empire withers away

Recent findings suggest the Akkadian empire, which once flourished on the banks of the Euphrates, collapsed because of a sudden dearth of water.

Appearances are deceptive