BBC Science News
Living in Delhi smog is like watching a dystopian film again and again
'The sixth great extinction is happening', conservation expert warns
Flatulence tax: Denmark agrees deal for livestock emissions levy
Runaway 'spy whale' fled Russian military training says marine scientist
UN climate talks 'no longer fit for purpose' say key experts
This year set to be first to breach 1.5C global warming limit
Politicians not ambitious enough to save nature, say scientists
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