Congressional Research Service Reports - Browse

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EPA's New Ozone Standards: A Few Thoughts
This report discusses the EPA's review of the National Ambient Air Quality Standards (NAAQS). After several years of analysis, EPA proposed more stringent standards last November. This began a public comment period, leading toward the final decision.
Changes in the Arctic: Background and Issues for Congress
This report provides an overview of Arctic-related issues for Congress, and refers readers to more in-depth CRS reports on specific Arctic-related issues.
EPA and the Army Corps' "Waters of the United States" Rule: Congressional Response and Options
This report discusses four legislative options that Congress could consider to halt or redirect the Environmental Protection Agency and the Army Corps of Engineer's proposed "waters of the United States" rule.
Changes in the Arctic: Background and Issues for Congress
This report provides an overview of Arctic-related issues for Congress, and refers readers to more in-depth CRS reports on specific Arctic-related issues.
International Climate Change Negotiations: What to Expect in Paris, December 2015
This report identifies critical issues regarding the expected Paris Agreement and a Decision that would give effect to the Agreement. The Congressional Research Service (CRS) draws on the draft negotiating texts, publicly available reports, and commentaries to suggest likely outcomes.
EPA and the Army Corps' Rule to Define "Waters of the United States"
This report describes the final revised rule defining the scope of waters protected under the Clean Water Act (CWA)--which the agencies refer to as the Clean Water Rule--and includes a table comparing the existing regulatory language that defines "waters of the United States" with the revisions.
EPA and the Army Corps' "Waters of the United States" Rule: Congressional Response and Options
This report discusses four legislative options that Congress could consider to halt or redirect the Environmental Protection Agency and the Army Corps of Engineer's proposed "waters of the United States" rule.
Coast Guard Polar Icebreaker Modernization: Background, Issues, and Options for Congress
This report provides background information and issues for Congress on the modernization of the Coast Guard's polar icebreaker fleet, which performs a variety of missions supporting U.S. interests in polar regions.
Coast Guard Polar Icebreaker Modernization: Background and Issues for Congress
This report provides background information and issues for Congress on the sustainment and modernization of the Coast Guard's polar icebreaker fleet, which performs a variety of missions supporting U.S. interests in polar regions.
Changes in the Arctic: Background and Issues for Congress
This report provides an overview of Arctic-related issues for Congress such as Arctic sovereignty claims, commercial shipping through the Arctic, Arctic oil, gas, and mineral exploration, endangered Arctic species, and increased military operations in the Arctic, and refers readers to more in-depth CRS reports on specific Arctic-related issues.
Global Climate Change: Market-Based Strategies to Reduce Greenhouse Gases
This report discusses global climate change and the market-based strategies to reduce greenhouse gases.
Global Climate Change: Market-Based Strategies to Reduce Greenhouse Gases
This report discusses global climate change and the market-based strategies to reduce greenhouse gases.
Global Climate Change: Market-Based Strategies to Reduce Greenhouse Gases
This report discusses global climate change and the market-based strategies to reduce greenhouse gases.
Global Climate Change: Market-Based Strategies to Reduce Greenhouse Gases
This report discusses global climate change and the market-based strategies to reduce greenhouse gases.
Global Climate Change: Market-Based Strategies to Reduce Greenhouse Gases
This report discusses global climate change and the market-based strategies to reduce greenhouse gases.
Global Climate Change: Market-Based Strategies to Reduce Greenhouse Gases
This report discusses global climate change and the market-based strategies to reduce greenhouse gases.
Global Climate Change: Market-Based Strategies to Reduce Greenhouse Gases
This report discusses global climate change and the market-based strategies to reduce greenhouse gases.
Global Climate Change: Market-Based Strategies to Reduce Greenhouse Gases
This report discusses global climate change and the market-based strategies to reduce greenhouse gases.
Global Climate Change: Three Policy Perspectives
This paper examines three reasonably distinct starting points from which a U.S. response to the 1992 U.N. Framework Convention on Climate Change is being framed.
Global Climate Change: Market-Based Strategies to Reduce Greenhouse Gases
This report discusses global climate change and the possibility that human activities are releasing gases, including carbon dioxide (CO2), at rates that could affect global climate change.
Global Climate Change: Market-Based Strategies to Reduce Greenhouse Gases
This report discusses global climate change and the possibility that human activities are releasing gases, including carbon dioxide (CO2), at rates that could affect global climate change.
Global Climate Change: Market-Based Strategies to Reduce Greenhouse Gases
This report discusses global climate change and the possibility that human activities are releasing gases, including carbon dioxide (CO2), at rates that could affect global climate change.
Global Climate Change: Market-Based Strategies to Reduce Greenhouse Gases
This report discusses global climate change and the possibility that human activities are releasing gases, including carbon dioxide (CO2), at rates that could affect global climate change.
The Renewable Fuel Standard (RFS): Waiver Authority and Modification of Volumes
This report discusses the process and criteria for the Environmental Protection Agency to waive various portions of the renewable fuel standard (RFS), and the modification of applicable volumes.
EPA and the Army Corps' Rule to Define "Waters of the United States"
This report describes the revised rule of the Environmental Protection Agency (EPA) and the U.S. Army Corps of Engineers (Corps) which defines the scope of waters protected under the Clean Water Act (CWA). Agencies refer to this final rule as the Clean Water Rule. This report includes a table comparing the existing regulatory language that defines "waters of the United States" with the revisions.
Changes in the Arctic: Background and Issues for Congress
This report provides an overview of Arctic-related issues for Congress such as: Arctic sovereignty claims; commercial shipping through the Arctic; Arctic oil, gas, and mineral exploration; endangered Arctic species; and increased military operations in the Arctic that could cause the region in coming years to become an arena of international cooperation or competition.
Clean Water Act Issues in the 109th Congress
This report discusses various issues in the 109th Congress pertaining to water infrastructure and water quality standards. Legislative initiatives to comprehensively amend the Clean Water Act (CWA) have stalled for some time as interested parties have debated whether and exactly how to change the law. Congress has recently focused legislative attention on narrow bills to extend or modify selected CWA programs, rather than taking up comprehensive proposals.
Army Corps of Engineers: Water Resource Authorizations, Appropriations, and Activities
This report provides an overview of the U.S. Army Corps of Engineers civil works program, including congressional authorization and appropriations. Its civil works responsibilities are principally to support navigation, reduce flood and storm damage, and protect and restore aquatic ecosystems. The report also covers the standard project development process for Corps projects and other Corps activities and authorities.
EPA and the Army Corps' "Waters of the United States" Rule: Congressional Response and Options
This report discusses several options Congress had in order to respond to controversy caused by the May 27th, 2015 rule that was finalized by the Army Corps of Engineers (the Corps) and the Environmental Protection Agency (EPA). This finalized rule revised regulations that defined the scope of waters protected under the Clean Water Act (CWA). Congress' legislative options are reflected in bills in the 114th Congress.
Coast Guard Polar Icebreaker Modernization: Background and Issues for Congress
This report provides background information and issues for Congress on the sustainment and modernization of the Coast Guard's polar icebreaker fleet. Coast Guard polar icebreakers perform a variety of missions supporting U.S. interests in polar regions. The issue for Congress is whether to approve, reject, or modify the Administration's plans for sustaining and modernizing the polar icebreaking fleet.
Coast Guard Polar Icebreaker Modernization: Background and Issues for Congress
This report provides background information and issues for Congress on the sustainment and modernization of the Coast Guard’s polar icebreaker fleet, which performs a variety of missions supporting U.S. interests in polar regions. The Coast Guard’s proposed FY2015 budget requests $6 million to continue initial acquisition activities for a new polar icebreaker. The issue for Congress is whether to approve, reject, or modify Coast Guard plans for sustaining and modernizing its polar icebreaking fleet. Congressional decisions on this issue could affect Coast Guard funding requirements, the Coast Guard’s ability to perform its polar missions, and the U.S. shipbuilding industrial base.
Overview of EPA and the Army Corps’ Rule to Define “Waters of the United States”
This report describes the revised rule of the Environmental Protection Agency (EPA) and the U.S. Army Corps of Engineers (Corps) which defines the scope of waters protected under the Clean Water Act (CWA).
Drinking Water State Revolving Fund: Program Overview and Issues
This report discusses the Safe Drinking Water Act (SDWA) Amendments of 1996, which authorized a drinking water state revolving loan fund (DWSRF) program to help public water systems finance infrastructure projects needed to comply with federal drinking water regulations and to protect public health.
Changes in the Arctic: Background and Issues for Congress
This report provides an overview of Arctic-related issues for Congress, and refers readers to more in-depth CRS reports on specific Arctic-related issues. The diminishment of Arctic sea ice has led to increased human activities in the Arctic, and has heightened interest in, and concerns about, the region's future.
EPA's Clean Power Plan for Existing Power Plants: Frequently Asked Questions
This report summarizes the Clean Power Plan rule as it was finalized on August 3, 2015, before discussing how the ongoing litigation may potentially impact the rule and its deadlines. EPA faced a number of issues and questions while developing the regulations. This report describes how EPA answered these and other questions.
The Endangered Species Act (ESA) in the 109th Congress: Conflicting Values and Difficult Choices
This report discusses various proposals to amend the Endangered Species Act of 1973 (ESA; P.L. 93-205, 16 U.S.C. §§1531-1543). Major issues include changing the role of science in decision-making, modifying critical habitat (CH) procedures, reducing conflicts with Department of Defense activities, incorporating further protection and incentives for property owners, and increasing protection of listed species, among others.
Brief Summaries of Federal Animal Protection Statutes
This report contains brief summaries of federal animal protection statutes, listed alphabetically. It includes statutes enacted to implement treaties, those that protect certain groups of animals (e.g., protection of "game" animals rather than predators), statutes to conserve fish, statutes that allow the disabled to use service animals, and statutes aimed at acts of animal rights advocates (the Animal Enterprise Protection Act of 1992, and the Recreational Hunting Safety and Preservation Act of 1994).
Perchlorate Contamination of Drinking Water: Regulatory Issues and Legislative Actions
This report reviews perchlorate water contamination issues and developments. Concern over the potential health risks of perchlorate exposure has increased, and some states and members of Congress have urged the Environmental Protection Agency (EPA) to set a drinking water standard for perchlorate.
Perchlorate Contamination of Drinking Water: Regulatory Issues and Legislative Actions
This report reviews perchlorate water contamination issues and developments. Concern over the potential health risks of perchlorate exposure has increased, and some states and members of Congress have urged the Environmental Protection Agency (EPA) to set a drinking water standard for perchlorate.
Coast Guard Polar Icebreaker Modernization: Background and Issues for Congress
This report provides background information and issues for Congress on the sustainment and modernization of the Coast Guard's polar icebreaker fleet.
Coast Guard Polar Icebreaker Modernization: Background and Issues for Congress
This report provides background information and issues for Congress on the sustainment and modernization of the Coast Guard's polar icebreaker fleet. The Coast Guard's proposed FY2017 budget requests $150 million in acquisition funding for a new polar icebreaker that the Coast Guard wants to begin building in FY2020. The issue for Congress is whether to approve, reject, or modify the Administration's FY2017 acquisition funding request for a new polar icebreaker, and, more generally, whether to approve, reject, or modify the Coast Guard's overall plan for sustaining and modernizing the polar icebreaking fleet.
Brownfields and Superfund Issues in the 108th Congress
This report discusses the Superfund program for cleaning up the nation's worst hazardous waste sites, created by the Comprehensive Environmental Response, Compensation, and Liability Act of 1980, or CERCLA (P.L. 96-510, as amended). It includes recent development and background issues, superfund issues, revenue issues, comprehensive reauthorization, and legislation regarding superfund program.
Changes in the Arctic: Background and Issues for Congress
This report provides an overview of Arctic-related issues for Congress, and refers readers to more in-depth CRS reports on specific Arctic-related issues. The diminishment of Arctic sea ice has led to increased human activities in the Arctic, and has heightened interest in, and concerns about, the region's future.
Clean Air Standards: The Supreme Court Agrees to Review
In May, 2000, the Supreme Court agreed to review this decision, raising the prospect of a major pronouncement on the non-delegation doctrine, the enforceability of the revised ozone standard, and the role of compliance costs in setting nationwide air quality standards.
Arctic Petroleum Technology Developments
This report discusses the ongoing debate about whether or not to open the Arctic National Wildlife Refuge (ANWR) for energy development, specifically the North Slope of Alaska for petroleum exploration and development. This report discusses the arguments for and against such development, especially with regard to environmental impacts.
Cleanup After Hurricane Katrina: Environmental Considerations
This report aims to provide an overview of the immediate and intermediate cleanup tasks across the diverse communities in the affected region, and federal legal authorities and plans for tackling them. The report also discusses coordinated roles and activities among local, state, and federal agencies and officials. Finally, the report serves to reference other, more detailed CRS reports and other sources on particular Katrina cleanup activities.
Cleanup After Hurricane Katrina: Environmental Considerations
This report aims to provide an overview of the immediate and intermediate cleanup tasks across the diverse communities in the affected region, and federal legal authorities and plans for tackling them. The report also discusses coordinated roles and activities among local, state, and federal agencies and officials. Finally, the report serves to reference other, more detailed CRS reports and other sources on particular Katrina cleanup activities.
The Supreme Court Addresses Corps of Engineers Jurisdiction Over "Isolated Waters": The SWANCC Decision
No Description Available.
Air Quality: EPA's Ozone Transport Rule, OTAG, and Section 216 Petitions - A Hazy Situation?
The 1990 Clean Air Act Amendments provided the Environmental Protection Agency (EPA) and the states with new tool to address the problem of interstate transport of air pollutants. This report discusses the actions undertaken as a direct result of this act, additional pollution reduction enforcement measures pursued by the EPA, and actions undertaken by states to reduce offending emissions not in compliance with these measures.
The Endangered Species Act (ESA) in the 109th Congress: Conflicting Values and Difficult Choices
The 109th Congress is considering proposals to amend the Endangered Species Act (ESA; P.L. 93-205, 16 U.S.C. §§1531-1543). Major issues in recent years have included changing the role of science in decision-making, modifying critical habitat (CH) procedures, incorporating further protection and incentives for property owners, and increasing protection of listed species, among others. In addition, many have advocated enacting as law some ESA regulations promulgated during the Clinton Administration. This report identifies other bills that have been introduced in the 109th Congress to address specific concerns related to how the ESA is implemented and how endangered species are managed.