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Total number of posts: 23750
How cheap street lights help create safe communities
According to the United Nations, 1.5 billion people around the world have to make do either with very poor quality light or no light at all. There are 1.3 billion who rely on kerosene lamps which emit toxic fumes, causing respiratory illnesses and killing an estimated 1.5 million people each year. Read More...
Lima’s engineering students show off creativity in water-harvesting billboard
In Peru, farms struggle with polluted soil and water that leaches heavy metals like lead and arsenic into vegetables. Hydroponics with filtered water is one answer. UTEC, Lima's University of Engineering and Technology, went to work. It put up a billboard that collects and purifies water from the Read More...
Nobel Peace Prize Laureate Kailash Satyarthi: use your anger to change the world
Anger can be a very good thing. Like when sheer outrage led human rights activist and Nobel Peace Prize Laureate Kailash Satyarthi to free 83,000 children from slavery. “For centuries, we were taught anger is bad. Everyone taught us to control and suppress our anger. But I ask ‘why’? Why Read More...
Electric cars and combustion engine vehicles reach cost parity 6 years early
Electric cars hooked to renewable sources of energy like roofsolar are a major component of the kind of carbon-free infrastructure required to keep temperatures below the critical ceiling as defined by the International Panel on Climate Change. The good news is that the market for electric cars has Read More...
Germany successfully turns intermittent renewable power into a reliable flow
As the cost of solar panels keeps dropping and the market picks up, supported in some places by government mandates such as the Renewable Portfolio Standards in 29 states, incorporating intermittent power flow from renewables emerges as a major issue for grid operators. Until batteries come online Read More...
Food Forward prevents waste and puts food on the table of thousands
As we discussed last week, 40% of food in America gets wasted. To put things in perspective, a third of the food produced globally gets spoiled or squandered before it even reaches consumers, according to the FAO’s conservative estimates. It is a shocking fact that eliminating food waste Read More...
Nepal leads by example on wildlife conservation
WWF Living Planet Report sounded the alarm, last September, when it revealed that Earth has lost half of its wildlife in the past 40 years due to irresponsible human activity. Damaged ecosystems and shrinking biodiversity constitute a devastating trend for all of humanity as we ultimately depend on Read More...
Connect to your power to create successful habits
Blog posts and literature abound the characteristics of successful people—all commendable traits that one wants, or thinks one ought, to emulate in order to achieve comparable success. This conversation with Gretchen Rubin, the author of The Happiness Project, provides a lively, no-nonsense entry Read More...
The sharing economy inspires a new water conservation model in California
California is well into its fourth consecutive year of drought. Governor Jerry Brown called for the state's first mandatory water restrictions just last week, while acknowledging that "there's been fairly inadequate conservation so far.” Groundwater management regulation, which came into effect Read More...
Medical students provide free service to uninsured in New York City
Nearly 1 million New York City residents are still uninsured. Most of them get health care in emergency rooms, city hospitals or community health centers, if they get care at all. They can also go to two student-run free clinics that take in a few dozen patients per week. Dr. Neil Calman, head of Read More...