It takes a whole Mediterranean Sea every two years to dye the clothes we wear -- that's 25 liters of water for a single t-shirt. Adidas DryDye shirts with fabrics from the Yeh Group are dyed using ZERO water.

Learn more at www.adidas.com/drydye

What few charities focus on sadly is sustainability in their charity projects. Sure it's great to donate food and supplies, but what about next week for these people? next month?

Charity: water is making it a priority to keep clean water flowing over time. Up to 30% of the cost of a charity: water project goes into training and educating the community about how to take care of the well after their gone.

We're working with our partners to tackle the issue of sustainability, educate communities, and fund mechanics programs to repair broken water projects.

Read more in charity:water's article titled Building A Well Is The Easy Part.

http://www.ted.com Onstage at TED2012, Peter Diamandis makes a case for optimism -- that we'll invent, innovate and create ways to solve the challenges that loom over us. "I'm not saying we don't have our set of problems; we surely do. But ultimately, we knock them down."

TEDTalks is a daily video podcast of the best talks and performances from the TED Conference, where the world's leading thinkers and doers give the talk of their lives in 18 minutes. Featured speakers have included Al Gore on climate change, Philippe Starck on design, Jill Bolte Taylor on observing her own stroke, Nicholas Negroponte on One Laptop per Child, Jane Goodall on chimpanzees, Bill Gates on malaria and mosquitoes, Pattie Maes on the "Sixth Sense" wearable tech, and "Lost" producer JJ Abrams on the allure of mystery. TED stands for Technology, Entertainment, Design, and TEDTalks cover these topics as well as science, business, development and the arts. Closed captions and translated subtitles in a variety of languages are now available on TED.com, at http://www.ted.com/translate

If you have questions or comments about this or other TED videos, please go to http://support.ted.com

Dalhousie's newest academic building is the greenest place on campus. The building's designers are hoping to receive a gold LEED rating. The building features a long list of green attributes including: bike racks in the basement; shower room and lockers for use of cyclists; a cistern to collect nonpotable water; 85 heat pumps to recirculate heat; high-efficiency lighting with sensors; FSC-certified maple paneling; "OptiNet" air quality sensors measure humidity and carbon dioxide; low-flo bathrooms; rainwater collected from roof and gutters to flush toilets; "Bubbledeck" construction method for fewer materials; "green" roof; and "Solarwall" 200 metres square, to preheat ventilation air.

Check out this DalNews article for more information - http://dalnews.dal.ca/2010/09/09/nab.html