@CNN: Scientists are warning that a domino effect will kick if global temperatures rise more than 2°C above pre-industrial levels, making some areas on Earth uninhabitable https://t.co/wtp8KYl3yF

@CNN: Scientists are warning that a domino effect will kick if global temperatures rise more than 2°C above pre-industrial levels, making some areas on Earth uninhabitable https://t.co/wtp8KYl3yF