Some of the Egyptian language on mitigation seemingly reverted to the 2015 Paris agreement, which was before scientists knew how crucial the 1.5 degree threshold was and heavily mentioned a weaker 2-degree Celsius (3.6 degrees Fahrenheit) goal, which is why scientists and Europeans are afraid of backtracking, said climate scientist Maarten van Aalst of the Red Cross Red Crescent Climate Centre.
Last minute objections threaten historic UN climate deal
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Science panel: Get ready for extreme weather
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