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Leo Bear-McGuinness

Science Writer & Editor

 at Technology Networks

Leo is a science writer with a focus on environmental and food research. He holds a bachelor's degree in biology from Newcastle University and a master's degree in science communication from the University of Edinburgh.

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Published Content
Total: 85
Tomatoes growing on the vine.

Community Gardens Have Six Times the Carbon Footprint of Agriculture

In a few exceptional instances, however, city-grown crops, including tomatoes, were more carbon efficient than their industrial counterparts, according to the study.
An agricultural field

If Reused as Animal Feed, Cereal Pulp Could Free Up Millions of Hectares of Farmland

These savings, say the researchers, could become part of the vital global strategy for reducing the unsustainable use of natural resources.
A bee.

Bees Nourish Their Own Gut Bacteria

Bees, just like humans, can home a variety of bacteria in their guts. Most of these microbes, but one, feed on pollen. The outlier feeds off substrates provided by the bee, according to new research.
A plastic water container.

Can Alkaline Water Treat Kidney Stones? It’s Unlikely, Say Researchers

After testing five brands of bottled water, the researchers from the University of California, Irvine, found that none contained significant levels of alkali that could raise urine pH enough to affect the development of kidney stones.
Icebergs from above.

“Forever Chemicals” Are Crisscrossing in the Arctic Ocean

PFAS circulating in the polar waters in an uneven feedback loop, whereby the Arctic Ocean exports almost as many chemicals to the North Atlantic Ocean as it receives back.
Person in spacesuit near red rocks.

The Perfect Astronaut Meal Might Be a Vegan Salad

The perfect meal for astronauts on long journeys may be a sweet potato salad, according to a new paper.
Coffee beans.

The Coffee Bean Gets a Certified Reference Material

Scientists at the Korea Research Institute of Standards and Sciences have developed the world’s first certified reference material for the coffee bean.
Traditional British Christmas dinner

What Is the Carbon Footprint of Your Christmas Dinner?

Wondering how much CO2 your sprouts cost? Sarah Bridle, a professor of Food, Climate and Society at the University of York, breaks down the environmental impact of every element of a Christmas dinner.
Plastic bottle on a beach.

Takeaways From a Global Plastics Treaty

Technology Networks caught up with Aidan Charron, director of the End Plastic Initiatives at Earth Day, not long after he arrived back from Nairobi to hear how negotiations on an international plastics treat went.
Pouring espresso shot.

Coffee Ground With Water Makes for a More Intense Espresso

Grinding coffee generates static electricity, which causes the coffee particles to clump and stick to the grinder. But does this clumping affect the taste of coffee? Yes, but water can make things slick again.