Climate Change

Greenhouse gas emissions have raised the temperature on Earth, and emissions by humans are amplifying that effect. Meteorologist Vianey Arana reports.

Four Bay Area cities rank in the top 10 greenest cities in America in a new WalletHub study based on cities’ sustainability and environment practices.

Halloween’s fun comes with disposable items, so we have some tips on how to avoid incorrectly wasting costumes, pumpkins and more

Halloween’s fun comes with disposable items, so we have some tips on how to avoid incorrectly wasting costumes, pumpkins and more

At a tech conference taking place in San Jose, the focus is on using technology to help the climate crisis. Scott Budman reports.

The Heritage Foundation, a conservative think-tank, takes aim at climate change across the federal government in its Project 2025 policy proposals. The 922 page document targets the National Weather Service, NOAA, the EPA, and FEMA among many other federal agencies. National climate reporter Chase Cain explains the implications.

Sea-level rise is a hot topic in the Bay Area, and a new report is outlining further steps to make sure there is fair adaptation with at risk neighborhoods across the region.

Sea-level rise is a hot topic in the Bay Area, and a new report is outlining further steps to make sure there is fair adaptation with at risk neighborhoods across the region.

Progress is being made when it comes to cleaner and safer school buses, and California is leading the way. Meteorologist Vianey Arana reports.

Hurricanes Helene and Milton are drawing attention to the environmental records of Republican Sen. Rick Scott and his Democratic challenger, former Rep. Debbie Mucarsel-Powell.

The Environmental Voter Project says more than 130,000 first-time voters, who prioritize climate change, have already cast ballots. Combined with the impacts of extreme weather and climate change, they could decide this election. National climate reporter Chase Cain shows us where climate voters could have the most influence.

The changing leaves during the fall make for a picturesque view, but seasonal changes are being impacted by our changing climate. Meteorologist Vianey Arana reports. 

The San Francisco 49ers lead the league in reducing our carbon footprint, from the recycled materials used to build Levi’s Stadium to the food grown on a rooftop garden there. A team executive explains the 49ers’ sustainability commitment.

A new yellow powder created by scientists at UC Berkeley could be the key to removing as much carbon dioxide from the air as trees. Meteorologist Vianey Arana reports.

Following two historic hurricanes, Helene and Milton, there is research that could shed light on why we’re seeing stronger storms. The Scripps Institution of Oceanography has taken data samples of the temperature and chemistry of the ocean along the California coast, including just offshore of San Francisco. Meteorologist Kari Hall reports.

The world has a worsening water crisis, and half of all food production will be at risk of failure by the middle of this century.

This weekend, people have an opportunity to learn more about climate change and make an impact during a rally on the Peninsula.

This weekend, people have an opportunity to learn more about climate change and make an impact during a rally on the Peninsula. Kari Hall reports.

Hurricane Milton didn’t just intensify rapidly, the storm exceeded the even higher threshold of extreme rapid intensification. Meteorologist Chase Cain explains how the powerful Category 5 hurricane shows the fingerprints of climate change and how that threatens inland communities.

Meteorologist Rob Mayeda explains how Hurricane Milton in the Gulf of Mexico quickly strengthened into a monster Category 5 storm.