indoor marijuana weed cannibisThe yearly greenhouse-gas pollution of the $40 billion per year marijuana industry is responsible for about 3% of all electricity use or 8% of household use. Indoor growers use high-intensity lights that are 500 times more powerful that a standard reading lamp. They also use several other high energy industrial practices. The closest comparison for these massive, industrial-style grow facilities are data centers, which consume about two percent of the nation’s electric power.
Redwood Systems has launched a network-based LED lighting technology for commercial buildings. It optimizes energy-efficiency for commercial lighting and provides comprehensive sensor data for building performance.
The Guardian and Cleantech Group recently announced the Global Cleantech 100. This is the first ever list of this scale highlighting the most promising private clean technology companies around the world. The Global Cleantech 100 recognizes companies at the forefront of cleantech innovation offering solutions to some of the world’s most pressing environmental challenges. The final list represents the collective opinion of hundreds of leading experts from cleantech innovation and venture capital companies in EMEA, North America, India and China.