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Chile has so much solar energy, it's giving it away for free
Chile’s solar industry has expanded so quickly that it’s giving electricity away for free. Spot prices reached zero in parts of the country on 113 days through April, a number that’s on track to beat last year’s total of 192 days, according to Chile’s central grid Read More...
Get the snails out of your lettuce: How to make natural garden pesticides
Urban farming is rapidly spreading, and many people spend more time growing food in their gardens. And with that good news comes the growing frustration of garden pests spoiling the fun. Snails take over your lettuce or aphids suck on your roses. As a responsible citizen supporting sustainability, Read More...
New report shows renewable energy records in 2015
Worldwide investment and implementation of clean energy hit records last year, according to new statistics. Some 147 Gigawatts of renewable electricity came online in 2015—the largest annual increase ever and as much as Africa’s entire power generating capacity. Clean energy investment Read More...
Elon Musk has his desk in the Tesla factory, plans to revolutionize car production
Tesla founder, Elon Musk, wants to completely rethink how cars are made, he said in a freewheeling talk before shareholders. Musk hopes to make “the machines that build the machine” 10 or even 100 times more efficient. That’s why he no longer uses an office at Tesla but spends all of his time Read More...
Algae can fuel planes, feed people and fight climate change
Algae will be a big part of any sustainable future. It absorbs carbon dioxide, like plants. It can survive in saltwater and wastewater, saving freshwater resources for human needs. It can be cultivated in shallow pools built and maintained in regions spare of farmable land. It grows quickly, needs Read More...
First commercial carbon-capture plant set to open in Switzerland
What is the best way to get rid of greenhouse gases? The Swiss company Climeworks thinks the answer is to feed them to a greenhouse. The company is now building what is expected to be the world’s first plant to do so commercially. The firm expects to be opening the plant near Zurich in September Read More...
Urban gardens improve food security
Growing food in community and home gardens can provide people with more access to fresh vegetables for a healthier food supply, according to a new study. University of California and Santa Clara University researchers surveyed people in San Jose who maintained a garden in their yard or a community Read More...
How General Mills and Kellogg are tackling greenhouse gas emissions
In the global effort to limit climate change and reduce greenhouse gas emissions (GHGs), the energy and transportation sectors are the most obvious targets, but perhaps not be the biggest. Consider the food business. Agriculture alone – not including the sizable food processing industry Read More...
6 questions to ask before you start a social enterprise
Treating diseases, addressing climate change, expanding access to healthy food or creating new methods of learning. These are just a few of the major social challenges that companies—yes, companies—are working to solve. Of course, the public and nonprofit sectors continue to play a Read More...
How to feed 9.7bn people? Startups take on the global food problem
The raw numbers make for daunting reading. One in 10 people out of the current global population of 7.4 billion already goes hungry. Crop yields that soared in the decades after the second world war are flatlining, and the UN predicts there will be 2.3 billion more mouths to feed by 2050. So how to Read More...