"The company chairman would later mock climate models as unreliable while he campaigned to stop global action to reduce fossil fuel emissions."

Donald Trump's statement, during the September 16, 2015, debate, that vaccinations cause autism contradicted science and endangered human lives, doctors say. Moreover, the idea (expressed by several candidates) that scheduling childhood vaccinations less frequently than pediatricians recommend also endangers the health of children.

"Outfitting its biggest supertanker to measure the ocean's absorption of carbon dioxide was a crown jewel in Exxon's research program."

"Exxon's Own Research Confirmed Fossil Fuels' Role in Global Warming Decades Ago. Top executives were warned of possible catastrophe from greenhouse effect, then led efforts to block solutions."

"President Obama on Monday night took shots at those who deny climate change during his trip to Alaska, saying they are “on their own shrinking island.”"

"Monsanto said it would abide by Latvia's and Greece's requests under a new EU opt-out law to be excluded from its application to grow a genetically modified (GM) crop across the European Union, but accused them of ignoring science."

"Christopher Horner, an attorney who claims that the earth is cooling, is known within the scientific community for hounding climate change researchers with relentless investigations and public ridicule, often deriding scientists as 'communists' and frauds. ... New court documents reveal one source of Horner’s funding: big coal."

"No leaks, no spills, no impact on climate change. The Keystone XL pipeline would have 'no impact' on the environment if it were approved and built, Republican presidential candidate Donald Trump said on Tuesday. For that reason, the billionaire said he would approve the controversial project 'immediately' if elected president."