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Anaerobic digestion

Toronto Zoo resident Vishnu eats his breakfast. The zoo is hoping what happens next will be a big boost for them.

Toronto’s Zoo plans to turn its animal waste into electricity

Technology

From African lions to Grevy’s Zebras, animals at the Toronto Zoo generate 3,000 tons of dung a year. Now the zoo will soon be turning all that poop into energy, thanks to a new biogas plant that uses manure to create electricity.

Power From Food Scraps

Firm plans to turn table scraps into power in Massachusetts

Environment

Environmentalists call for greater attention to methane leaks, to fight climate change

Environment

Rwanda turning to a dangerous lake to secure a more independent energy future

Environment

Renewable energy from dog poop

Business, Economics and Jobs

A conceptual artist is helping illuminate a local dog park using a streetlamp powered by dog waste.

Compostable products create recycling conundrum

Environment

New biodegradable plastics may actually be harmful to environment if improperly recycled.

Fighting burps helps the environment

Scientists are using coriander, cinnamon, turmeric, cloves and cumin to fight the greenhouse gases caused by livestock belching.

The World

Rwanda Lake Poses Gas Danger, Energy Promise

Health & Medicine

A project in Rwanda plans to tap methane gas from Lake Kivu and burn it to generate electricity.

The World

Science Note: Cow Manure and Methane

A compound found in cattle and sheep manure, might be a valuable biomarker to help calculate methane quantities excreted by ruminating animals.