This video segment demonstrates carbon dioxide's role in the greenhouse effect and …
This video segment demonstrates carbon dioxide's role in the greenhouse effect and explains how increasing concentrations of C02 in the atmosphere may be contributing to global warming. Video includes an unusual demonstration of C02's heat-absorbing properties, using infrared film, a researcher's face, and a stream of C02 between them.
Explore the history of voter suppression efforts in the U.S., from the …
Explore the history of voter suppression efforts in the U.S., from the Jim Crow era through the post-1965 Voting Rights Act era, in this video clip from Whose Vote Counts | FRONTLINE. Learn about the strategies that were legally implemented in southern states to disenfranchise Black people, the violent backlash that ensued when Black people challenged these policies, and the events that led up to the signing of the epic 1965 Voting Rights Act.
Explore why the 2012 shooting of a black student became a pivotal …
Explore why the 2012 shooting of a black student became a pivotal tension point around race and justice during Barack Obama’s presidency, in these videos excerpted from FRONTLINE: Divided States of America. Trayvon Martin’s death at the hands of a neighborhood watch volunteer ignited passions across the nation. America’s first black president grappled with his response. Obama’s initial silence, followed by carefully guarded words, prompted a backlash—and not just from conservative pundits. Many in the black community were traumatized by the incident and by others like it. Following the shooter’s court acquittal the next year, Obama acknowledged his own experiences as a black American. For many, this was the first time in his administration that he openly spoke for black people.
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