6 March, 2018 – Extremes of heat are dangerous. Just how dangerous is still being established. But since heat waves are on the way, city-dwellers need to know.
8 February, 2018 – Big business says it’s leading the world to a sustainable future. But its critics say that’s a highly implausible claim.
7 February, 2018 – On 23 January we reported on the water crisis facing the South African city of Cape Town, expected on 11 May to reach Day Zero, when water to homes and businesses will be cut off. A long-time resident reports.
6 February, 2018 – The recovery of the damaged ozone layer which protects life on Earth from harmful solar radiation is no longer happening worldwide.
23 January, 2018 – More than a third of India’s electricity supply is at risk from water scarcity, which also threatens urban life in parts of South Africa.
24 December, 2017 – It’s not just the extreme temperature a heatwave brings that’s the problem, but the humidity from its burden of water vapour.
15 December, 2017 – Can we run any faster? How tall can we get? Humans who accelerated into climate change may now have to accept our limits to growth.
5 December, 2017 – The UK has cleaner air than in 1952 when the great smog of London descended on the capital – but not yet clean enough for thousands.
12 November, 2017 – Heat waves can be lethal – and researchers have now counted the ways they can kill. Humans may have only themselves to blame.
11 November, 2017 – Many of the world’s poorest people are being poisoned by their basic foods – and global warming helps toxins to multiply.
7 November, 2017 – The world can feed many millions of extra mouths by altering crops to make the most of local conditions, scientists say.