Tropical Storm Debby will likely be the heaviest rainstorm on record for many communities in the Southeast — particularly southeastern Georgia and South Carolina, but heavy rains are likely to fall farther north, too.
Threat level: The National Weather Service forecast office in Charleston, S.C., summarized the threat in a discussion Monday night: "Historic and catastrophic flooding through mid-week."
A new group, backed by big names in the climate world, just launched to ensure carbon removal policies verifiably keep CO2 stashed away.
Why it matters: Reliable tallying of what's sucked from the atmosphere — and whether it's truly staying out — is crucial for becoming a real weapon against global warming.