The Sovereign State Feels the Heat

Dr Daniel Matthews of the Faculty of Law is an admirer of English philosopher Thomas Hobbes, who defined sovereignty as it is commonly understood: escaping nature under the security and protection of the state through a social contract. Hobbes was writing 400 years...

Mysteries of the Deep

A great mystery in palaeoclimatology is the timing and magnitude of the second largest meltwater pulse (MWP-1B). A meltwater pulse is an abrupt rise in sea levels caused by a sudden influx of meltwater. The first MWP, known as 1A, is well documented but until now the...

Carbon Sinks Losing Ground

Intact tropical forests that are untouched by human activity absorbed 17 per cent of human-made carbon dioxin emissions in the 1990s, or about 46 billion tonnes. But two decades later that has fallen to six per cent, or 25 billion tonnes. The compromised capacity...

Termites’ Role in Sorting out Droughts

The findings are the result of collaborative research, co-headed by Dr Louise Ashton of HKU’s School of Biological Sciences, and research teams led by Dr Kate Parr from the University of Liverpool and Dr Paul Eggleton from the Natural History Museum in London. The...

China’s Arctic Ambitions

China may have no territory near the Arctic but, as officials like to recount, it feels the region’s pain when it comes to climate change. “There’s this dynamic where Chinese officials are saying ‘indigenous people in the Arctic are affected by the rising sea levels...