TechnologyA single bitcoin transaction uses enough water to fill a swimming pool The environmental impact of bitcoin and other cryptocurrencies is increasingly being scrutinised, due to the vast amounts of electricity they consume. Now it seems that water use is also a big problem ¿ìè¶ÌÊÓÆµ
EnvironmentGlobal power sector has almost hit peak greenhouse gas emissions This year could have been the beginning of the end for emissions from generating electricity, were it not for a drought that saw a fall in hydropower generation ¿ìè¶ÌÊÓÆµ