evidence: ['Global warming is driving polar bears toward extinction', 'The sun has gone into 'lockdown' which could cause freezing weather, earthquakes and famine, say scientists', 'The polar bear population has been growing.', "Ironic' study finds more CO2 has slightly cooled the planet", 'Human additions of CO2 are in the margin of error of current measurements and the gradual increase in CO2 is mainly from oceans degassing as the planet slowly emerges from the last ice age.'] [...] [[{'id': '449467966088806767', 'distance': 7.698919773101807, 'entity': {'text': 'Over the coming 25 or 30 years, scientists say, the climate is likely to gradually warm. However, researchers also say that this phenomenon can be stopped if human emissions are reduced to zero.'}}]] [[{'id': '449467966088806767', 'distance': 16.795665740966797, 'entity': {'text': 'Over the coming 25 or 30 years, scientists say, the climate is likely to gradually warm. However, researchers also say that this phenomenon can be stopped if human emissions are reduced to zero.'}}]]