Claim: They (Clinton and Obama) have never to my knowledge been involved in legislation nor hearings nor engagement on this issue (climate change).

Relevance (1 = gold evidence, 0 = mined hard negative): 1
Passage: After joining the House of Representatives, Gore held the "first congressional hearings on the climate change, and co-sponsor[ed] hearings on toxic waste and global warming."

Relevance (1 = gold evidence, 0 = mined hard negative): 1
Passage: Gore has been involved with environmental issues since 1976, when as a freshman congressman, he held the "first congressional hearings on the climate change, and co-sponsor[ed] hearings on toxic waste and global warming."

Relevance (1 = gold evidence, 0 = mined hard negative): 1
Passage: Obama visited the Gulf, announced a federal investigation, and formed a bipartisan commission to recommend new safety standards, after a review by Secretary of the Interior Ken Salazar and concurrent Congressional hearings.

Relevance (1 = gold evidence, 0 = mined hard negative): 1
Passage: The United States Senate held two days of hearings on December 2 and 3, 2010, to consider the CRWG report.

Relevance (1 = gold evidence, 0 = mined hard negative): 1
Passage: The controversy occurred against the backdrop of Clinton's 2016 presidential election campaign and hearings held by the House Select Committee on Benghazi.

Relevance (1 = gold evidence, 0 = mined hard negative): 0
Passage: In August 2006, Bill Clinton started a program to fight climate change, the Clinton Foundation's Climate Initiative (CCI)

Relevance (1 = gold evidence, 0 = mined hard negative): 0
Passage: Upon the start of his presidency in 1993, Bill Clinton committed the United States to lowering their greenhouse gas emissions to 1990 levels by 2000 through his biodiversity treaty, reflecting his attempt to return the United States to the global platform of climate policy.

Relevance (1 = gold evidence, 0 = mined hard negative): 0
Passage: United States Secretary of Energy Rick Perry, in a 19 June 2017 interview with CNBC, acknowledged the existence of climate change and impact from humans, but said that he did not agree with the idea that carbon dioxide was the primary driver of global warming pointing instead to "the ocean waters and this environment that we live in".

Relevance (1 = gold evidence, 0 = mined hard negative): 0
Passage: In its 2016 platform, the Democratic Party views climate change as “an urgent threat and a defining challenge of our time.” Democrats are dedicated to “curbing the effects of climate change, protecting America's natural resources, and ensuring the quality of our air, water, and land for current and future generations.”

Relevance (1 = gold evidence, 0 = mined hard negative): 0
Passage: Obama attended the 2009 United Nations Climate Change Conference, which drafted the non-binding Copenhagen Accord as a successor to the Kyoto Protocol.

Relevance (1 = gold evidence, 0 = mined hard negative): 0
Passage: The Clean Power Plan was an Obama administration policy aimed at combating anthropogenic climate change (global warming) that was first proposed by the Environmental Protection Agency (EPA) in June 2014.

Relevance (1 = gold evidence, 0 = mined hard negative): 0
Passage: In the 2016 presidential campaigns, the two major parties established different positions on the issue of global warming and climate change policy.

Relevance (1 = gold evidence, 0 = mined hard negative): 0
Passage: Regarding Climate change policy of the United States, see "The Climate War" (2010) by Eric Pooley deputy editor of Bloomberg Businessweek