Sitting on a piece of land roughly the size of a football field in a former freight yard in Heidelberg, Germany, a new 162-unit apartment complex called Heidelberg Village will soon be the largest passive house development in the world. To meet the exacting “Passivhaus” standard, buildings can only use a tiny amount of energy for heating and cooling. Even with cold German winters, the complex will never use more than 15 kilowatt-hours of energy…
This will be the largest ‘Passive House’ apartment complex in the world
More of Today's Solutions
California’s first eight-hour grid battery just came online
BY THE OPTIMIST DAILY EDITORIAL TEAM The California grid has a timing problem. Solar runs from mid-morning through early evening. Demand peaks later. Batteries ...
Read MoreThese four small habits reduce the risk of stroke
Our small daily actions all contribute to our long-term health, especially when it comes to strokes. 80 percent of strokes are preventable, so lifestyle ...
Read MoreAnd the healthiest way to cook broccoli is…
We’ve previously reported on why broccoli is so great. Full of nutrients and antioxidants, it can help invigorate so many parts of our bodies. ...
Read MoreFriendships across income lines boost social mobility, study shows
BY THE OPTIMIST DAILY EDITORIAL TEAM A new study has found that friendships bridging economic divides can meaningfully improve social mobility—and even boost future ...
Read More
