Good News Notes: “Target has rolled out one of the most visible displays of its efforts to become a greener company: Massive carports topped with solar panels that will power a big-box store in California. The panels, high above the parking lot, will produce enough renewable energy to power the entire store, from its refrigeration to…
Tag: LED
Simple steps toward reducing waste this holiday season
Good News Notes: “With concern about climate change growing, this holiday season is a chance to try celebrating in more planet-friendly ways. Simple changes to the way we gift wrap, send cards, decorate and entertain can cut out a lot of waste. (And often save money in the process.) “This is the year to approach…
NASA is learning how to farm on Mars and the moon
Good News Notes: “Whether from continent to continent or coast to coast, people have always made their big moves together with plants. Traveling away from Earth would be no different. Our success on other worlds will rest, in part, on the supple stems of plants. “Plants are things that we take with us as explorers,”…
This Renewable Energy Device Powers 100 LEDs with a Single Drop of Water
Good News Notes: “What if an umbrella could charge your phone? By tweaking well-known principles, scientists have created a highly efficient generator that can pump out lots of renewable energy with just a bit of water.” “What if your umbrella could charge your phone? That speculative tech just got a bit closer to reality now…