Again, they probably have their numbers wrong.
Check it out:

White House spokesman Josh Earnest on Tuesday doubled down on President Barack Obama’s comments that climate change is a greater threat than terrorism.

“The point that the president is making is that there are many more people on an annual basis who have to confront the impact – the direct impact – on their lives of climate change or on the spread of disease than on terrorism,” Earnest said when asked if the president was saying that the threat of climate change is greater than the threat of terrorism.