“Our changing climate is already making it more difficult to produce food,” said President Obama in 2017. The opposite is true.

We disprove Obama's claim and other climate change myths here: - John Stossel
“Our changing climate is already making it more difficult to produce food,” said President Obama in 2017.

• The opposite is true. 

Since Obama said that, world food output increased dramatically.
We disprove Obama's claim and other climate change myths here: