Energy & Green Tech

Five cost-effective ways to reduce your carbon footprint at home

Since the pandemic struck, most people have been spending the majority of their time in the house. Those working from home have become ever more reliant on electricity for running office essentials, including computers, printers, ...

Energy & Green Tech

How to go carbon neutral: Lessons from a Danish island

When fish stocks crashed in the Baltic in the late 1990s, the islanders of Bornholm, Denmark, realised they had to reinvent themselves. Their rocky outcrop, some 200km east of Copenhagen, had been in decline for years. Its ...

Energy & Green Tech

Simple, solar-powered water desalination

A completely passive solar-powered desalination system developed by researchers at MIT and in China could provide more than 1.5 gallons of fresh drinking water per hour for every square meter of solar collecting area. Such ...

Energy & Green Tech

A communal energy hub

The amount of energy produced by renewable sources ebbs and flows. The Fraunhofer Institute for Industrial Mathematics ITWM has found a smart work-around for these fluctuations. Its scientists developed an innovative energy ...

Consumer & Gadgets

Locking down your smart home with blockchain

The concept of the smart home has been around for many decades, but it is only in recent years with the advent of the so-called "internet of things," IoT, that meters and monitoring, cameras, locking systems, heating systems, ...

Energy & Green Tech

How to have an all-renewable electric grid

The main solution to climate change is well known—stop burning fossil fuels. How to do this is more complicated, but as a scholar who does energy modeling, I and others see the outlines of a post-fossil-fuel future: We ...

page 1 from 2