Today is World Environment Day, a date established in 1970 to raise awareness of pressing ecological issues. Every year, the United Nations Environmental Protection agency chooses a theme to promote on this date; in 2013 the theme is food waste. One third of the food produced globally is wasted and, with it, we waste a great deal of energy and water as well, since
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food waste
In a world where billions of people go hungry every day, the very idea that a good chunk of our global food production goes to waste sounds outrageous. But this is what happens. The problem is so serious that it has prompted the UN Environment Programme (UNEP) and the Food and Agriculture Organization (FAO) to launch a campaign to reduce food
Is food waste-to-energy technology sustainable? There was a lot of publicity last year about ethanol requiring more energy to produce than you can get from the fuel. Is biogas from food waste a better deal for the environment? The answer is yes. It turns out that a tonne of food waste produces enough biogas to not only fuel the collection vehicle that picks it up, but
San Francisco’s new food recycling program — the first in the U.S. that requires all food waste from homes, apartments, businesses, and restaurants to be recycled and composted — has been enthusiastically embraced by city residents, officials say.
Although the program was officially launched on Wednesday, city officials say that residents have been recycling food for weeks and are already setting aside about half of the city’s 500 tons of daily food waste.