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A Project of The Annenberg Public Policy Center

Trump’s False ‘Facts’ on the Environment

Trump’s False ‘Facts’ on the Environment

Just as CNN was beginning its climate town hall event, President Donald Trump tweeted a list of “8 facts” boasting of the nation’s air quality and carbon emissions reductions. Several of his “facts,” however, are inaccurate or misleading.

Amazon Doesn’t Produce 20% of Earth’s Oxygen

Amazon Doesn’t Produce 20% of Earth’s Oxygen

Q: Does the Amazon produce 20% of the world’s oxygen?

A: No. Scientists estimate the percentage is closer to 6 to 9%, and the Amazon ultimately consumes nearly all of that oxygen itself. 

Trump’s False Auto Industry Tweets

Trump’s False Auto Industry Tweets

President Donald Trump inaccurately tweeted that his fuel efficiency plan would reduce the cost of cars “by more than $3000” and make them “substantially safer.” Even going by his administration’s analysis — which many experts doubt — he inflated the savings and is wrong about car safety.

Williamson Misleads on Children’s Health, Vaccines

Williamson Misleads on Children’s Health, Vaccines

In a July 31 television interview, Democratic presidential candidate Marianne Williamson inaccurately implied there might be a connection between vaccines and higher reported rates of childhood chronic diseases. She is correct that reported rates of chronic conditions in kids have increased over the last several decades, but there is no scientific evidence to suggest vaccines are the cause.

Politics of Gun Violence

Politics of Gun Violence

In the aftermath of two deadly mass shootings in Texas and Ohio, U.S. political leaders made a series of statements on gun violence that were unsubstantiated, lacked context or were seemingly contradictory. Here we look at some of those statements and present the facts.

FactChecking the Second Democratic Debate

FactChecking the Second Democratic Debate

The first of the back-to-back Democratic debates in July included spin from the candidates on gun violence, Republican tax cuts, climate change, manufacturing jobs and more.

When Are Heartbeats Audible During Pregnancy?

When Are Heartbeats Audible During Pregnancy?

Q: When is the human heart fully developed, and when are heartbeats audible during pregnancy?

A: A developing heart has all of its primary structures after about nine weeks of pregnancy. Some forms of ultrasound can detect cardiac activity in an embryo in the sixth week, but a heartbeat wouldn’t be audible until about 10 weeks on a Doppler fetal monitor.

FactChecking the Mueller Hearings

FactChecking the Mueller Hearings

While former special counsel Robert S. Mueller reiterated in congressional testimony what he said in his voluminous report on the investigation into Russian interference in the 2016 presidential campaign, politicians reiterated some claims about the inquiry and its findings.

Unpacking Biden’s and Trump’s Big Cancer Promises

Unpacking Biden’s and Trump’s Big Cancer Promises

On the campaign trail, former Vice President Joe Biden and President Donald Trump have both claimed that a cure to cancer would soon become a reality — if they were elected in 2020. Experts, however, don’t share that degree of optimism.