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Sweden is on target to run entirely on renewable energy by 2040
Sweden is on target to run entirely on renewable energy within the next 25 years, a regulatory official has said. Last year, 57 per cent of Sweden's power came from renewables such as hydropower and wind sources, with the remainder coming from nuclear power. The country now plans to tap into its Read More...
Improved water splitting advances renewable energy conversion
Washington State University researchers have found a way to more efficiently create hydrogen from water -- an important key in making renewable energy production and storage viable. The researchers, led by professors Yuehe Lin and Scott Beckman in the School of Mechanical and Materials Engineering, Read More...
Climate-resilient organic cotton stages a comeback
On the outskirts of Raichur, once known as Karnataka’s cotton city, Ramesh Rangappa proudly shows off his recently planted acre of organic cotton. “It’s rain-fed and we haven’t added any chemical fertiliser,” he says. Although there hasn’t been any rain in recent Read More...
Dutch students use hemp and flex fibers to build ‘biobridge’ for foot traffic
The clean sustainable economy requires more than the use of renewable energy. The building industry is very dependent on fossil resources as well. That’s why a technical university experimented with building bridge using only biocomposite materials. The foot bridge was constructed out of hemp and Read More...
15% of Australia’s tomatoes are grown without soil, fresh water or fossil fuels
Farmers in drought-stricken California should take note: In a desert in Australia is a farm that grows and supplies 15 percent of the country's tomatoes without using soil, fresh water or fossil fuels. The farm uses solar energy to de-salinate sea water and operates greenhouses in order to grow Read More...
Study: U.K. can save $4 billion in health care cost every year by giving up coal
There are many hidden costs to human health and the natural environment related to the use of fossil fuels. That’s why renewable energy advocates have long argued that fossil fuels are not cheaper than clean energy. Now that solar and wind energy are beginning to beat oil, gas, and coal, more Read More...
The world installs 500,000 solar panels a day; China two wind turbines per hour
This is how fast it goes, according to new data of the International Energy Agency (IEA) in a new report on renewable energy. Many future energy scenarios include dark forecasts about the increase of pollution in China through more and more coal-fired power plants. But all that coal may never get Read More...
Forget stairs and elevators; this is how you can ‘swing’ from floor to floor
More Dutch innovation in this edition of The Optimist Daily. Humans are said to have evolved from an ancestor that once swung through the trees to get about, free to move through the environment in almost any direction. But today, that flexibility is gone in a world of stairs and elevators. Enter: Read More...
Uber’s self-driving truck makes its first delivery: 50,000 Budweisers
Walt Martin is kneeling, legs folded behind him, butt resting on his heels. “I’ve got to practice my yoga,” he says, clearly joking. Never mind that we’re in the cab of an 18-wheeler cruising through Colorado at 55 mph and Martin was, until a moment ago, the Read More...
South Sudan artists paint for peace in Juba
After nearly three years of devastating civil conflict, South Sudanese artists have come together to try and get the country thinking and talking about peace, by launching a public art project in the capital Juba. Having spread its message over many of the walls in Juba, the team now plans to Read More...