After years of decline, the number of Christians in the United States has stabilized. But, as they file into church on Sunday mornings, only a few will hear about  the state of the planet  that the Bible calls on them to steward.  According to a 2025 study,  although almost 90% of US faith leaders across all major Christian denominations believe in at least some degree of human-caused climate change , only about half have ever discussed it with their congregations. Styliano Syropoulos, one of