No Roof? No Problem: The Rise of Balcony Solar in Germany

By Laura Espiau Guarner|2025-04-28T09:24:09-04:0028 April 2025|Ecology|

As a child, I was often in charge of preparing the mayonnaise. I remember pouring with care (and faith) olive oil, raw egg, and lemon juice, hoping to have come up with the right amount of each so that the sauce would set - it did most of the time! In a bit more complex way, the energy transition seems to require some sort of cosmic alignment as well — every ingredient needs to fall into place: governance, technology, policy.

A Mombasa youth-led circular initiative, using fly maggots

By Laura Espiau Guarner|2025-04-10T15:21:21-04:0010 April 2025|Ecology|

While some say they “wouldn’t hurt a fly”, others - in Kenya for example - put them to work! Meet the Black Soldier Fly (BSF), a tiny insect with a big mission. Its larvae are nature’s little recyclers, devouring organic waste and turning it into valuable byproducts supporting sustainable food and agricultural cycles.

Vegetation modules to combat urban heat in San Salvador

By Laura Espiau Guarner|2025-03-12T10:44:29-04:0012 March 2025|Ecology|

Zalcoatitán, the valley where the city of San Salvador is located, was named "de Las Hamacas" (of the hammocks) by Spanish conquistadors centuries ago due to the frequent seismic activity in the area, which creates a sensation of ‘swaying.’

A collective approach in an Ontario city to reduce food waste

By Laura Espiau Guarner|2025-02-24T08:29:41-05:0024 February 2025|Ecology|

With about one-third of all food produced being discarded, food waste worldwide is a (sadly) perfect example of holistic (un)sustainability, with broad and interconnected environmental, economic, and social ramifications. For one, the decomposition of organic waste, the largest stream in landfills, increases emissions of methane, a greenhouse gas significantly more potent than carbon dioxide.

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