Explainers

Solar energy—power from the sun—is a vast, inexhaustible, and clean resource

Oil shale is a dirty and expensive source of unconventional oil.

Over a quarter of the oil consumed in the United States is used in our homes, businesses, and industries.

A better, smarter way to live.

Planes, trains, and ships all use huge amounts of oil. We can do better.

An in-depth analysis of eight leading fossil fuel companies finds that none of them has made a clean break from disinformation on climate science and policy.

UCS serves a nuclear safety watchdog. Here are our recommendations for safer, more secure nuclear power.

Renewable energy can be increased significantly without affecting the reliability of the electricity grid. Studies by the experts who plan and operate the electricity grid overwhelmingly confirm it.

This comprehensive overview explains how and why natural gas is flared and processed for use, and the methods and risks associated with transporting natural gas in the U.S. and around the world.

This comprehensive overview details the many uses of natural gas, including electricity generation, heating, and industrial uses.

This comprehensive overview explains the basics of unconventional sources of natural gas, including shale gas, tight gas sandstone, coalbed methane, methane hydrates, and biogenic gas.

Oil is changing—and its impacts are becoming more severe.