Tag Archives: agriculture

Why Ozone Levels Pose a Challenge to Food Security

Horizon with moon

When present in the lowest atmospheric layer – the troposphere, 8-14 kilometers above earth – ozone becomes a concern for human and plant health. Wikimedia

Ozone is thought of as a “good” gas when present in the stratosphere, where it forms the ozone layer that protects life from detrimental ultraviolet radiation. But when it’s present in the lowest atmospheric layer, there’s substantial evidence that ozone is one of the most toxic air pollutants to plants, causing significant damage to agricultural crops worldwide.

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Can Reducing Light Pollution Help Pollinators?

Street lights shines at night in a rural area

Photo: Chauncer via Flickr

Planting pollinator gardens, avoiding pesticide use, and buying local honey are important actions you can take to support pollinators, but here’s another idea to add to the list: reducing light pollution.

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By the Numbers

Currently 50 million households suffer from food insecurity, meaning that family members cannot always meet their basic food needs.

10 million people a year could be fed through the recovery of just one-fifth of food waste.

Only 2% of food waste is composted or otherwise recycled—62% of paper is recycled.

Consumers throw out about 40% of the fresh and frozen fish they buy.

The U.S. produced 208 pounds of meat per person in 2009—60% more than Europe.

Low income commuters spend a much higher proportion of their wages on gas—8.6% versus 2.1% at $4 per gallon.

Food prices rose 35-40 percentage points between 2002–2008.

Americans consume 25% of the world’s produced oil, but our nation holds less than 3% of the world’s proven oil reserves.

The International Energy Agency says greenhouse gas emissions rose 3.2% last year, with a 9.3% increase in China offsetting declines in the US and EU.


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