For residents of Portland, Oregon, and Seattle, Washington, garbage goes to the Columbia Ridge Landfill in Arlington, Oregon. Sustainable Today visited this mammoth site to understand its

For residents of Portland, Oregon, and Seattle, Washington, garbage goes to the Columbia Ridge Landfill in Arlington, Oregon. Sustainable Today visited this mammoth site to understand its operations and how to limit the amount of waste buried there.

They also saw a new power plant under construction, which will generate electricity from methane gas captured at the site. Explore related topics like garbage, landfills, methane, power, and sustainability here: Garbage, Landfill, methane, power, sustainability, environment.

International expert Costas Christ explores how sustainable tourism is transforming the travel industry. He discusses the shift where good environmental stewardship now equates to sound business

International expert Costas Christ explores how sustainable tourism is transforming the travel industry. He discusses the shift where good environmental stewardship now equates to sound business practice.

Christ further elaborates on the significant implications this evolution holds for global conservation efforts.

Stanford University business professor Tom Kosnik explains key marketing elements for the clean tech industry. This presentation excerpt is from The Clean Tech Open's Business Accelerator training

Stanford University business professor Tom Kosnik explains key marketing elements for the clean tech industry. This presentation excerpt is from The Clean Tech Open's Business Accelerator training for clean tech start-ups, conducted in July 2009.

The Clean Tech Open, a business competition, holds the copyright for this 2009 content. For more details, visit www.cleantechopen.com.

The video was uploaded to the CTOtv1 YouTube channel on September 29, 2009, and is categorized under Science & Technology.

Dr. Christine Wörlen, former head of the German Renewable Energy Agency and an independent international consultant, delivered a public talk. Sponsored by the Climate Action Network of

Dr. Christine Wörlen, former head of the German Renewable Energy Agency and an independent international consultant, delivered a public talk. Sponsored by the Climate Action Network of Canada, the discussion explored how Nova Scotia can learn from Germany's experience. The central question was: Can the province develop jobs through an eco-economy that grows with the renewable energy revolution?

All eleven parts of her presentation are available on the Crest Halifax YouTube channel.

Katherine Hamilton, President of the Gridwise Alliance, is discussing a key topic.

She focuses on the $3.6 billion in stimulus funding designated for smart grid technology

Katherine Hamilton, President of the Gridwise Alliance, is discussing a key topic.

She focuses on the $3.6 billion in stimulus funding designated for smart grid technology and regional energy management.

Todd Reeve of the Portland, Oregon-based Bonneville Environmental Foundation (BEF) discusses the organization's three core program areas: climate change and renewable energy initiatives; educating

Todd Reeve of the Portland, Oregon-based Bonneville Environmental Foundation (BEF) discusses the organization's three core program areas: climate change and renewable energy initiatives; educating K-12 students on climate and energy; and long-term watershed restoration.

For more information, visit the BEF website: http://www.b-e-f.org/.

Explore more sustainability leaders on the Portland Sustainability Leadership channel on YouTube: http://www.youtube.com/group/portlandleaders#.