Trump doesn't believe the 'climate' report put out by his administration

this might be one reason why…

Ocean circulation in North Atlantic is at its weakest for 1,500 years - and at levels that previously triggered a mini Ice Age, study warns

Study shows the levels are at their lowest for 1,500 years

Currents have a 'profound effect' on both North American and European climate

Researcher found a similar weak signal during a period called the Little Ice Age, a cold spell observed between about 1600 and 1850 AD

https://www.dailymail.co.uk/sciencetech/article-6430691/Ocean-circulation-North-Atlantic-weakest-1-500-years-trigger-Ice-Age.html