Scientists in the US are sounding the alarm on climate change after logging one of the warmest years on record.

A joint report by researchers from two government agencies including NASA ranks 2018 as the fourth-warmest year so far.

It says this is leading to rising sea levels, drought and more destructive hurricanes.

Al Jazeera's Heidi Zhou-Castro reports.

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CGTN 21 Apr 2019 10:00 CEST

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