Decades of commercial overfishing and bottom trawling have devastated Scotland's west coast waters. Patagonia Films' "The Custodians" follows four local Scots reclaiming their natural coastlines,

Decades of commercial overfishing and bottom trawling have devastated Scotland's west coast waters. Patagonia Films' "The Custodians" follows four local Scots reclaiming their natural coastlines, restoring wildlife, creating sustainable industries, and demonstrating how to work with, not against, our ocean.

Committed to combating extinction, Patagonia leverages its business and resources for environmental action. Learn more about the film and its mission at patagonia.com/oceans.

TED Fellow Marcin Jakubowski is open-sourcing blueprints for 50 farm machines, enabling anyone to build their own tractor or harvester. This initiative, launched in April 2011, is the first step

TED Fellow Marcin Jakubowski is open-sourcing blueprints for 50 farm machines, enabling anyone to build their own tractor or harvester. This initiative, launched in April 2011, is the first step in a larger project to create an instruction set for an entire self-sustaining village, with an estimated starting cost of $10,000.

For more details, visit the Open Source Ecology website. Additional information is available on TED.com.

Marcin Jakubowski discusses the link between artificial material scarcity, a decent economy, and autonomy. His insights are part of a longer speech available on the