Ice cliffs in Pine Island Bay

鈥楽cars鈥 left by icebergs record West Antarctic ice retreat

25 October 2017

Thousands of marks on the Antarctic seafloor, caused by icebergs which broke free from glaciers more than ten thousand years ago, show how part of the Antarctic Ice Sheet retreated rapidly at the end of the last ice age as it balanced precariously on sloping ground and became unstable. Today, as the global climate continues to warm, rapid and sustained retreat may be close to happening again聽and could trigger runaway ice retreat into the interior of the continent, which in turn would cause sea levels to rise even faster than currently projected.聽

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Post-war advertisement for air conditioning by Carrier

Back to the future of skyscraper design

01 March 2017

Answers to the problem of crippling electricity use by skyscrapers and large public buildings could be 鈥榚xhumed鈥 from ingenious but forgotten architectural designs of the 19th and early 20th century 鈥 according to a world authority on climate and building design.

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