Viral flight

Bird flu reported among wild migratory birds in China

Heavy metals, light target

A floating plant shows Kolkata wetlands are turning toxic

Deep distress

Power corrupts

Coal-based power plants caus haze over Indo-Gangetic plains

A conversion problem

Catalytic converters, devices meant to clean car exhausts, are backfiring on the environment

A very heavy metal load

Waters of the gulf of Mannar and Palk bay are contaminated with industrial pollutants like lead

Scoring pesticides

Alien cargo

A ship's ballast water is a serious threat to marine ecosystems

Countering El Nio

A call for an international front against the naughty child

Killing corn

Exaggerated efficiency

The benefit of transferring technologies under the Kyoto Protocol's mechanisms is questionable

Logjam ban!

Logging bans fail to rectify the fundamental causes of deforestation

Modified dangers

Bt maize can stunt the growth of caterpillars

Parking poison

Coal-based plants spew mercury

Equally good

Wild and kicking

One place in India where wild animals prosper

What's cooking?

Biofuels can trigger climate change, claims study; Indian scientists sceptical

Separately purified urine is environment friendly

Study favours separate collection and treatment of urine

B: High drama

The forest convention was the most controversial issue at the Summit. However, the G-77, a strident opposer, failed to act as a united force

It's El Nino

The maverick child has brought about weather changes that threaten the unique ecosystem of Galapagos Islands

Fading beauty

Changing climate conditions in the Northeast are wiping out the fragile orchids. Will other species follow?

Wetland crisis

Industrial activity threatens the wetlands of east Calcutta

Dangerous mines

Burying of waste by the mining industry can severely damage plant and animal life

Pesticide endangers fish

Koi decimated, claims study

Out of Africa

Guess what is bringing death and disease to the coral reefs of the world? Dust from African deserts