News tagged with alternative technologies

Harvested rainwater harbors pathogens

South Africa has been financing domestic rainwater harvesting tanks in informal low-income settlements and rural areas in five of that nation's nine provinces. But pathogens inhabit such harvested rainwater, potentially posing ...

Feb 26, 2014 4.3 / 5 (3) 0

Microgrid powers 'World Green City'

The Office of Naval Research (ONR), a leader in the exploration of renewable power, played a major role in the development of a new "World Green City" unveiled here on Dec. 12 as a prototype community powered by alternative ...

Dec 13, 2012 5 / 5 (1) 0

DeltaWing concept car to race at Le Mans

(PhysOrg.com) -- The Le Mans endurance race is a 24-hour competition that features cars that typically have an engine that comes in at over five liters. One team, known as the Project 56 group, has created ...

Jun 10, 2011 3.3 / 5 (4) 2 | with audio podcast weblog

Green tech cleans up with investors

Is there still big green to be made in green tech? A few years ago, investing in green technology companies in Silicon Valley was as de rigueur as vertical social-media sites. Those sites went away, but money continues to ...

Jun 07, 2011 not rated yet 0