It is Cairn's second oil discovery in the Sangomar region in the past month.
Carbon monoxide and nitrous oxide emissions found to be as high as 60% over South Asia.
Appliances major Electrolux comes out with free app that helps calculate carbon emissions from junk in email inbox.
Scientists find bats using technique to remove competition at meal time.
Canine distemper virus surfaces as new threat to tiger populations.
A year after Typhoon Haiyan battered the Philippines, survivors are struggling to rebuild homes.
Just 2.5% of global expense on military can help protect the planet's biodiversity, say experts.
Photographer Chris McGrath returns to Tacloban one year after Typhoon Haiyain hit the area.
Police held trio with unmanned aircraft near Belleville-sur-Loire reactor.
The Leadenhall Building in the City is now entirely cordoned off to pedestrians while safety checks take place.
First fossil found of amphibious ichthyosaur help fill in evolutionary gap.
Scientists find increase in substance that destroys ozone layer but Montreal Protocol 'on track'.
Jason Hawkes takes to the skies over London to show to rapidly changing face of the capital.
Photos of the devastation caused by Typhoon Haiyan which hit the Philippines on November 8, 2013.
Flood defence has been cut by 6% in real terms under the Coalition.
Restricting emissions of short-lived climate forcers will not help buy time on global warming and will provide mere short-term relief from pollution.
A long-term study conducted in French Guyana has shown the ways in which climate change triggers infectious diseases.
Disguised rover attacked by jealous female penguin during mating season.
Researchers used an robots disguised as penguins that could walk, talk and lay camera eggs.
Scientists use remote-controlled robot rover disguised as a penguin in order to intimately study colonies of shy Emperor penguins in Antarctica.
Over the past 30 years, 36 of Europe's most common bird species have rapidly declined.
IPCC scientist says green groups gave public wrong impression of climate change.
New dams to increase hydropower will not be able to meet increasing demand for electricity, says study.
In a stroke of luck, removal of a damaged part of the brain associated with a different symptom leaves a man cured of his spider phobia.
End reliance on coal and oil or changes will be 'severe, pervasive and irreversible' – IPCC
Growing groundwater extraction is causing the ground to sink, adding to a sea-level rise by six feet.
Police arrive to find 15-year-old dead at scene in New South Wales.
Lake Toba study shows "tremendous" amounts of lava emitted during super-eruptions.
Ozone hole reached 24.1 million square kilometres, slightly bigger than last year's peak.
Moscow to submit UN application claiming 1.2 million square kilometres of Arctic Ocean.