The ongoing political and social focus on global climate change has led to the development of current and pending national, regional, and local laws and regulatory measures aimed at reducing greenhouse gas emissions, including renewable energy mandates. In the oil and natural gas industry, there has been a trend towards stricter regulations and delays in permitting or development of projects, as well as more stringent and expensive construction activities, such as waste management, construction remediation, and disposal emission or discharge requirements, which may have adverse effects on the partnerships.