[4] The documentary was directed by Kip Andersen and Keegan Kuhn, and explores the impact of animal agriculture on the environment, and investigates the policies of environmental organizations on this issue.Environmental organizations investigated in the film include Greenpeace, Sierra Club, Surfrider Foundation, Rainforest Action Network, and Oceana.[3] Scientific reports from the Intergovernmental Panel on Climate Change have consistently reached the consensus that the leading cause of anthropogenic warming is the combustion of fossil fuels accounting for about two-thirds of emissions, not animal agriculture.He claimed to have observed methodological flaws in Goodland and Anhang's logic, and said that the scientific community formed a consensus that global warming is primarily caused by humanity's burning of fossil fuels.[4] A 2018 peer-reviewed meta-analysis found that a "no animal products" scenario would deliver a 28% reduction in global greenhouse gas emissions across all sectors of the economy.