GAO’s reports and testimonies give Congress, federal agencies, and the public timely, fact-based, non-partisan information that can improve government operations and save taxpayers billions of dollars.
More severe and frequent extreme weather events threaten U.S. infrastructure. In 2020, 22 natural disasters caused over $100 billion in damages. Reducing the vulnerability of buildings, roads, and other federal assets can reduce costs to the government.
The Lake Ontario-St. Lawrence River waterway supports multiple users in the U.S. and Canada that live, visit, or conduct business in the region. Representatives of both countries serve on a commission that implements Plan 2014, which governs water releases from the lake into the river.
The 2015 Fixing America’s Surface Transportation Act sought to streamline and improve the federal environmental review of and authorization process for 10 kinds of major infrastructure projects, including pipelines and renewable energy production.
Activities, such as hydropower and agricultural practices, have impaired water quality in parts of the Columbia River Basin. This has put human health at risk and threatened the existence of some species, such as salmon.
Harmful overgrowths of algae—called algal blooms—are a problem in all 50 states. These blooms can hurt aquatic plants and animals by producing toxins, consuming oxygen, and limiting light penetration in the water.
What GAO Found Selected federal agencies have identified climate-related risks to their critical supply chains to varying degrees—including not at all—based on GAO's analysis of survey responses and adaptation plans from 24 selected agencies.