Unless global heating is reduced to 1.2C ‘as fast as possible’, warm water coral reefs will not remain ‘at any meaningful scale’, a report by 160 scientists from 23 countries warns Sign up for climate and environment editor Adam Morton’s free Clear Air newsletter here The earth has reached its first catastrophic tipping point linked to greenhouse gas emissions, with warm water coral reefs now facing a long-term decline and risking the livelihoods of hundreds of millions of people, according to a new report. The report from scientists and conservationists warns the world is also “on the brink” of reaching other tipping points, including the dieback of the Amazon, the collapse of major ocean currents and the loss of ice sheets. Sign up to get climate and environment editor Adam Morton’s Clear Air column as a free newsletter Continue reading... from The Guardian https://ift.tt/O0bGgzr via IFTTT
Overlapping concepts of LTNs and ‘modal filtering’ – a staple of postwar planning – creates challenge in how to categorise schemes
While the concept of the low-traffic neighbourhood, or LTN, first entered the UK political mainstream during the Covid pandemic, the basic concept – filtering streets for different types of traffic – is older. Much, much older, in fact.
Some ancient Roman cities, including Pompeii, used stone posts set in the road to stop carriages reaching the central plaza, while allowing unimpeded access for pedestrians and less cumbersome forms of transport.
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