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Ucilia Wang is a California-based freelance journalist who writes about technology and the environment. She was previously the associate editor at Greentech Media and a staff writer covering the semiconductor industry at Red Herring.

Are self-driving vehicles good for the environment?

Autonomous transportation has lots of advantages. Reducing greenhouse gas emissions could be one of them.

This article was originally published by Ensia.

Can autonomous cars be a boon for the environment?

The transportation sector is the second largest source of greenhouse gas emissions in the United States, accounting for 27 per cent of the harmful gases emitted into the atmosphere, according to the U.S. Environmental Protection Agency. On the road, cars in the U.S. guzzle about 2 billion barrels of oil each year.

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Mostly sunny with a chance of showers

The growth of solar power has been nothing short of incredible, and the party is expected to continue.

The rooftops of school buildings are rarely considered hot real estate. But tiling them with solar panels has proven an effective way for Potentia Solar to grow its project development and management business.

The Toronto-based company, founded in 2000, has built 45 megawatts of projects at over 200 school sites across Ontario. It's working on installing another 45 megawatts at hundreds more, says Potentia chief executive Daniel Argiros.

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