The federal government recently released a sweeping scientific report filled with dire predictions if climate change is left unchecked, but President Donald Trump is doubting his own administration’s findings.

The White House’s perplexing response set off fresh conversations this week about the perils of a warming climate. As that debate, like the planet itself, heats up, we invited Ty Markham, a co-founder of the Mormon Environmental Stewardship Alliance, to discuss her grass-roots activism and how her Latter-day Saint faith informs it.