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June 2018 Issue

Features

In-depth articles from top experts, Spectrum editors, and contributors

The Green Promise of Vertical Farms

Indoor farms run by AI and lit by LEDs can be more efficient than field agriculture, but can they significantly reduce greenhouse gas emissions?

11 min read

Bioengineers Aim to Break Big Ag’s Addiction to Fertilizers

Designer microbes could replace the chemical fertilizers that contribute to climate change

9 min read

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Spectrum editors and columnists comment on major tech trends

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June 2018 Issue

IEEE Spectrum’s editors and writers investigate a dozen of the world’s most promising projects to cut greenhouse gases

Green technologies are not yet proved, affordable, or deployable—but even if they were, it would still take them generations to solve our environmental problems

Indoor farms run by AI and lit by LEDs can be more efficient than field agriculture, but can they significantly reduce greenhouse gas emissions?

With funding from food giant Unilever, a Dutch engineer is fine-tuning a machine designed to help make meat obsolete

Electric propulsion will develop in the air as it did on the ground, by initially using batteries to assist a fuel-burning generator

The traveling-wave reactor and other advanced reactor designs could solve our fossil fuel dependency

Designer microbes could replace the chemical fertilizers that contribute to climate change

Icelandic firm Carbon Recycling International is turning industrial pollution into a low-carbon fuel for cars, trucks, and ships

Carbon capture costs nothing in NET Power’s new plant, which uses supercritical carbon dioxide to drive a turbine

Low-power ways to grow algae could lock in carbon dioxide and feed the world

How these emission-belching behemoths will transition to batteries and fuel cells

At an Alabama power plant, FuelCell Energy and ExxonMobil aim to capture 90 percent of CO2

A European mission will test whether nets and harpoons can capture and remove space junk

Home and shop owners in Iraq are installing solar arrays to smooth power outages

Public filings suggest the social media giant is quietly developing orbital tech to rival efforts by SpaceX and OneWeb to deliver Internet by satellite

Who has all those fake Russian Facebook accounts? I think I had one, at least for a couple of days

A lack of forethought will leave us with a mountain of obsolete devices and no way to dispose of them

In 1885, Ephraim E. Weaver jumped a little too hard onto the electrification bandwagon

The fundamental building block of modern digital design turns 100

An English professor rediscovered how some of the best poets in the world were coding poetry algorithms in the 1960s

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