Biodiversity

'Almost half of protected sites not monitored'

Biodiversity project is a 100-year 'experiment'

More than a billion sparrows in the world, study finds

Throwing cash at nature schemes is 'ineffective'

Witness History. The vultures saved from extinction. Audio, 9 minutesWitness History

Costing the Earth. Gene Editing Nature. Audio, 28 minutesCosting the Earth

Dino-killing space rock gave rise to Amazon forest

Then and now: Rising temperatures threaten corals

Maddie, the Plants and You. Series 1, The Flowers. Video, 19 minutesMaddie, the Plants and You

Poaching drives elephants closer to the brink

Oyster hatchery aims to cut Solent pollution

Protect our ocean 'to solve challenges of century'

Endangered bird 'has forgotten its song'

UK will no longer use bee-harming pesticide

Freshwater fish in 'catastrophic' decline

Human damage done to more than half of all rivers

New bid to release 'ghost cat' lynx in forest

BBC Inside Science. Putting a number on biodiversity. Audio, 42 minutesBBC Inside Science

Prosperity comes at 'devastating' cost to nature

Elephants counted from space for conservation

Between the Ears. To Bear Witness. Audio, 29 minutesBetween the Ears

'World's ugliest orchid' tops list of new discoveries

Conservation success set against 31 lost species