Green groups cautious as Shell unveils 'net zero' plan

Green investors welcomed Thursday's pledge from energy giant Shell that it will be carbon neutral by 2050, but environmental groups cautioned its commitment still fell short of the drastic emissions cuts required to avert ...

Six-fold jump in polar ice loss lifts global oceans

Greenland and Antarctica are shedding six times more ice than during the 1990s, driving sea level rise that could see annual flooding by 2100 in regions home today to some 400 million people, scientists have warned.

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