renewable energy

In 2011, a Massachusetts dairy installed the state’s first agricultural digester; by 2020, manure and food waste were saving it $155,000 a year on heat, fertiliser, and bedding

wizbuddypointm@gmail.com1 week ago08 mins

For generations, cow manure was simply an unavoidable byproduct of running a dairy farm. At Jordan Dairy Farms in Rutland, Massachusetts, however, it became something much more valuable: a source of electricity, heat, fertiliser and even animal bedding. In 2011, the family-run dairy installed what it describes as the first agricultural anaerobic digester in Massachusetts….

In 2000, Cornell began pulling 39°F water from 250 feet below Cayuga Lake to cool its campus; the system now cuts cooling energy use by about 85%

wizbuddypointm@gmail.com1 month ago07 mins

Cornell is one of the biggest and most esteemed universities in the world, sitting on a hill overlooking the 38-mile-long Cayuga Lake with an area of 2,300 acres. In the late 1980s and early 1990s, most institutions, including Cornell, used CFC chillers. These first-generation Ozone-Depleting Substances (ODSs) were destroying the ozone layer and warming the…

Michael Dell’s son Zach co-founded Base Power in 2023; it is now valued at $13 billion and has installed more than 23,000 home batteries

wizbuddypointm@gmail.com2 months ago09 mins

His father helped put a computer in millions of homes. Now, Zach Dell wants to put a battery in them. The son of Dell Technologies CEO Michael Dell, has co-founded a startup hoped to become America’s next big power company. Base Power is racing to build and install tens of thousands of batteries in residential…