Morocco plans to build plants to produce another 800 MW of solar power, just months after attracting bids for its Midelt project as the North African country moves to curb energy imports.

Coal, which fueled the world’s biggest economies for more than a century, is increasingly losing out to renewables. The latest example of how one of the dirtiest fossil fuels is being squeezed out of the market came this week in Britain.

Everything about the wind energy business is getting bigger. For example, current turbines averaging 4.1 MW with a hub height of 90 meters will soon be replaced by 11-MW giants with hubs 125 meters off sea level and blades spanning 190 meters. Their blade tips will cut the air at well over twice the height of the London Eye.

SunPower Corp.’s new strategy: If you can’t beat them in the tariff game, buy them. The panel maker, which spent more than a year fighting U.S. import tariffs, announced Wednesday it was buying a rival that was instrumental in pushing for them.

Blockchain has been in the news a lot lately. Much of the noise is a result of the soaring valuation of the digital currencies it supports like Bitcoin and Ethereum. However, digital currencies are just one application for blockchain technology.