In questioning the value of medicinal marijuana, Carly Fiorina said “we don’t understand how it interacts with other drugs.” In fact, there is information about marijuana’s interactions with other medications.
Ted Cruz said that “one of the worst things that can happen to a species is to be listed on the Endangered Species Act.” But the ESA has led to recovery of a number of species, and there is little evidence that listing harms animals and plants.
The Environmental Protection Agency released the draft of a long-awaited study on the potential impacts of hydraulic fracturing — fracking — for natural gas on drinking water, and individuals on both sides of the debate have misrepresented the study’s findings.
Jeb Bush claimed that the science is unclear as to how much humans contribute to global warming. The United Nations climate change research organization, however, said it was “extremely likely” that more than half of the warming since 1950 is due to human activities.