Climate Change Impacts Are Undeniable Now, Even to the Venice of Shapiro's

ExxonMobil says its scientists have published a huge amount of peer-reviewed climate research. Shapiro: Exxon cites this and they do not do so inaccurately. But it is not as exculpatory as the company seems to think it is, he says. Shapiro: A recent study found that after promising to stop funding climate denial groups in 2007, Exxon gave $2.3 million to them.