MIT Technology Review

Energy

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How Solar-Based Microgrids Could Bring Power to Millions

Millions of the world's poorest lack power. Microgrids could be a clean-energy solution.

Sharing Flood Mitigation Strategies with At-Risk Countries

With many areas around river mouths facing starker threats of severe flooding, researchers hope people around the world can benefit from sophisticated models and data.

Carbon Sequestration: Too Little, Too Late?

A few carbon capture and sequestration projects are under way, but economics and politics are holding the technology back.

Norwegian Factory Aims to Solve Cement’s Carbon Problem

The waste heat in cement production can drive technologies that can grab at least 30 percent of a plant’s carbon dioxide emissions.

An Industrial-Size Generator That Runs on Waste Heat, Using No Fuel

Startup Alphabet Energy has its first product: what it says is the world’s largest thermoelectric generator.

Can Sucking CO2 Out of the Atmosphere Really Work?

A Columbia scientist and his startup think they have a plan to save the world. Now they have to convince the rest of us.

In a First, Commercial Coal Plant Buries Its CO2

A coal plant in Saskatchewan will capture most of its carbon pollution—and use it to extract oil from the ground.

New Nuclear Fuel Could Boost Reactors, But Also Safety Worries

A new fuel rod design will be tested in a full-size reactor, but some worry it could bring fresh safety problems.

A Promising Step Toward Round-the-Clock Solar Power

A simple, cheap device turns sunlight into hydrogen fuel.

U.N. Predicts New Global Population Boom

A new study says the population could hit 12 billion by 2100, though it doesn’t take into account the effects of climate change, food shortages, disease, or conflict.

Turbocharging Photosynthesis to Feed the World

A faster enzyme for turning CO2 into sugar is a key step toward much higher crop yields.