This document summarizes environmental and climate change policies and how to minimize liability for businesses. It discusses increased enforcement of environmental regulations and closure obligations. It recommends conducting thorough environmental due diligence when acquiring property, which includes Phase I and Phase II environmental site assessments. It also discusses new considerations like vapor intrusion assessments and evaluating potential impacts of operational changes. Finally, it outlines new proposed greenhouse gas reporting requirements and potential regulation and litigation related to climate change that businesses should be aware of.