The race is on to decarbonize the 50,000-plus ships that carry our stuff around the world
International shipping produces as much CO2 as aircraft. Here’s what we can do about that
How climate change is altering air travel
Rising tides, icy air, melting permafrost and air that is too hot for take-off are challenging aviation as the world warms
A Russian roulette
The main source of the illegal trade in ozone-gobbling chemicals, the mafia in Russia is now in the line of fire
Lead the way out
Many cities of the world reel under severe lead pollution as they continue using heavily leaded petrol. The case for the phasing-out of lead is …
Away from human interference, the virgin Arctic islands are, ironically, more polluted than the distant industrialised settlements. And the …
Famines force revival of forgotten crop varieties
The drawbacks of modern, high-yield crops are prompting farmers and researchers to go back to traditional, well-adapted varieties.
Southerners win the Rio round
For many southern groups, the greater cause at Rio was to align with their governments against the West's "green imperialism"
Amazon project: fight over funds, sovereignty and forests