1. Climate Science: How We Know It’s Humans
Led by Katharine Hayhoe, PhD
Further Exploration
Climate Science Special Report: Executive Summary
The Climate Science Special Report (CSSR) is a key part of the Fourth National Climate Assessment. "The CSSR is designed to be an authoritative assessment of the science of climate change, with a focus on the United States, to serve as the foundation for efforts to assess climate-related risks and inform decision-making about responses.” The executive summary is intended to be accessible to a broad audience and highlights the key findings of the report.
Link
Global Weirding with Katharine Hayhoe: How do we know this climate change thing is even real?
This short video is part of the Global Weirding Youtube Series starring Katharine Hayhoe. In this video, Katharine explains the real reason people are still arguing about climate change. (Spoiler alert: it’s not the science!)
Link
Global Weirding with Katharine Hayhoe: This is all just a part of a natural cycle, right?
This short video is part of the Global Weirding Youtube Series starring Katharine Hayhoe. In this video, Katharine explains the various natural cycles that could cause global climate change, and reveals that they are indeed not responsible for the global warming observed today.
Link
Heat-Trapping Gases: Video by Climate Communication
Atmospheric CO2 concentrations have “increased due to the use of fossil fuels in electricity generation, transportation, industrial processes, and space and water heating.” This video animation, narrated by Susan Joy Hassol, shows how atmospheric carbon dioxide is measured and why there are annual fluctuations in the measurements.
Link