From 60 feet beneath the sea, Dr. Sylvia Earle delivered a powerful wake-up call about the ocean's critical state and its necessity for human survival. This message originated from Aquarius' final

From 60 feet beneath the sea, Dr. Sylvia Earle delivered a powerful wake-up call about the ocean's critical state and its necessity for human survival. This message originated from Aquarius' final mission as a research base, recorded during a live event on July 17, 2012.

The ocean is our lifeline, supplying over half our oxygen, 97% of Earth's water, and countless species. Our very existence depends on it. Watch this compelling clip featuring "Her Deepness" Sylvia Earle, a renowned ocean advocate, to understand why.

Indoor cooking with open fires in the developing world affects three billion people, leading to devastating health consequences. This indoor air pollution causes more deaths annually than

Indoor cooking with open fires in the developing world affects three billion people, leading to devastating health consequences. This indoor air pollution causes more deaths annually than AIDS.

Ethan Kay discusses improved cookstoves that eliminate smoke and reduce fuel consumption as an ideal solution to this global health crisis.

At the Rights of Mother Earth International Indigenous Conference, Canadian activist Clayton Thomas-Muller delivered a speech addressing the devastating impact of Tar Sands on his people,

At the Rights of Mother Earth International Indigenous Conference, Canadian activist Clayton Thomas-Muller delivered a speech addressing the devastating impact of Tar Sands on his people, describing it as a "science fiction nightmare."

A member of the Mathais Colomb Cree Nation (Pukatawagan) in Northern Manitoba, Thomas-Muller is a prominent advocate for indigenous self-determination and environmental justice.

At TEDxVictoria, photographer Garth Lenz presents striking images of the Alberta Tar Sands mining project. His photos expose the environmental devastation and the beautiful ecosystems under severe

At TEDxVictoria, photographer Garth Lenz presents striking images of the Alberta Tar Sands mining project. His photos expose the environmental devastation and the beautiful ecosystems under severe threat.

For nearly two decades, Lenz has documented threatened wilderness and indigenous communities, with his work featured in leading publications. His photography of Canada's boreal region has contributed to establishing significant protected areas. A Fellow of the International League Of Conservation Photographers, his major Tar Sands exhibit premiered in Los Angeles in 2011 and toured New York.

This TEDxVictoria talk was filmed on November 19, 2011.

"Waste Land," an award-winning documentary by Lucy Walker, explores the transformative power of art and the resilience of the human spirit. This uplifting film follows top-selling contemporary

"Waste Land," an award-winning documentary by Lucy Walker, explores the transformative power of art and the resilience of the human spirit. This uplifting film follows top-selling contemporary artist Vik Muniz.

Muniz embarks on an emotional journey from Jardim Gramacho, the world's largest landfill near Rio de Janeiro, to international art stardom. "Waste Land" premiered at the Berlin Film Festival in 2010.

Michael Davis of uspurewater addresses the global plastic dilemma.

He advocates for an ecological alternative to bottled water.

His solution

Michael Davis of uspurewater addresses the global plastic dilemma.

He advocates for an ecological alternative to bottled water.

His solution is simple: "don't buy water in plastic containers."

This instructional video, demonstrating Chesapeake Energy's hydraulic fracturing (fracking) process for natural gas wells, was initially public on YouTube but later reclassified as "private."

This instructional video, demonstrating Chesapeake Energy's hydraulic fracturing (fracking) process for natural gas wells, was initially public on YouTube but later reclassified as "private." EarthSayers maintains a link in the event it becomes available again.

For more information on fracking, visit www.hydraulicfracturing.com. Review a news story about spills and contamination from a Chesapeake Energy drilling site here. Additionally, read our January 1, 2013, article on fracking in the Sustainability Advocate blog.

Josh Fox's 2010 documentary, GASLAND, won a Special Jury Prize at Sundance and screened at Cannes. It addresses hydraulic fracturing, or fracking, a highly contentious and high-risk energy

Josh Fox's 2010 documentary, GASLAND, won a Special Jury Prize at Sundance and screened at Cannes. It addresses hydraulic fracturing, or fracking, a highly contentious and high-risk energy alternative.

The American Natural Gas Alliance (ANGA) criticizes the film, arguing that Gasland is "flawed" in this video.

To form your own informed opinion, consider a wide range of sustainability voices, especially citizens experiencing fracking firsthand in their communities.

"My Water's On Fire Tonight" is a collaboration between Studio 20 NYU and ProPublica.org. This

"My Water's On Fire Tonight" is a collaboration between Studio 20 NYU and ProPublica.org. This song is based on ProPublica's investigation into hydraulic fractured gas drilling, which can be read here.

Music was composed by David Holmes and Andrew Bean. David Holmes and Niel Bekker provided vocals and lyrics, while Adam Sakellarides and Lisa Rucker handled animation.