It stands in sharp contrast to Sanchez, this other gadget, a gas powered flame rekiller, invented in 1997.

它和另外一种工具“桑切斯”形成了鲜明的对比，它是1997年发明的一种以气体为动力的灭火器。

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These, in turn, have sparked correspondingly sharp rises in greenhouse gas concentrations, ozone depletion, great floods, depletion of fisheries, loss of forests, species loss.

相应地，这一切引起了温室气体浓度急剧上升、臭氧损耗、洪水泛滥、水产枯竭、森林消失、物种消亡。

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At the same time, there has been a sharp increase in the supply of non-nuclear electricity (gas, coal and wind) from plants built to meet a wrongly predicted spike in demand.

与些同时，非核能源(瓦斯、风电、煤电)的供给迅速上升。由于对用电需求的错误预期，这些非核电厂应运而生。

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As gas prices are regionalised around the world, the sharp cut in US gas prices has not been seen in Europe or Asia.

BBC: Energy bills, and loose change

Despite the sharp fall in natural gas prices in the U.S. caused by rising production from shale and other unconventional rock formations there was a time when early investors in shale gas made fat profits, a process which is being mirrored in Australia.

FORBES: Chevron Gets A Sniff Of Australian Shale Gas

While the plunge was more abrupt with Patriot, comparable coal credits have also seen sharp declines amid historically low natural gas prices and a regulatory environment that is pushing a coal-to-gas transition.

FORBES: Coal credits pressured by regulatory issues, coal-to-gas transitions