The latest stories from the Science & Environment section of the BBC News web site.
Further postponement of the UK climate summit would be better than a failed event, says an expert.
US envoy John Kerry will hold talks in Shanghai ahead of a climate summit hosted by President Biden.
A review of the state of Britain's native woods and trees finds only 7% are in good condition.
The sponge species was unnamed for a decade before nine-year-old Sylvie suggested Parpal Dumplin.
With record high CO2 levels and destructive tornadoes, Ben Rich has more on extreme weather around the globe this spring.
Most experts say it's a normal and safe practice but environmentalists and locals are not happy.
The makers of the Bafta-winning documentary want to preserve the underwater ecosystem it features.
Activists say authorities in India and Nepal seem underprepared to fight forest fires.
The market for exoskeletons - high-tech external body support systems - is tipped to grow strongly.
The so-called “polluter elite” must change their lifestyles to tackle climate change, a report says.
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