Page Title:
NOVA | Dimming the Sun | PBS

Page Description:
In this companion Web site to the NOVA program Dimming the Sun, find a history of global dimming, learn about clean air technologies, discover how aircraft contrails might affect regional temperatures, read a personal essay by filmmaker David Sington on why he feels many people remain skeptical about global warming, and more.

This Page is About:
air, atmosphere, carbon dioxide, change, climate, dim, dimming, Earth, Gerald Stanhill, global warming, methane, model, ocean, pollution, scenario, Sun, sunlight, science, NOVA, education, teacher, resource, classroom, public, television, PBS