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Algae Poised to Power Future Fuel Cells

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Sustainable Brands
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Image credit: World Energy Foundation

Researchers at the University of Cambridge have developed a new algae-powered fuel cell that is five times more efficient than existing plant and algal models. Both cost-effective and practical to use, scientists expect the fuel cell to bring algal-based systems one step closer to practical implementation. ... Read more about Algae Poised to Power Future Fuel Cells

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Freshwater under stress as acidity rises, scientists say

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Thin Lei Win
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The first manifestation of freshwater acidification could be poor water quality due to a bacteria known for producing toxins

By Thin Lei Win

ROME, Jan 12 (Thomson Reuters Foundation) - Some freshwater ecosystems are acidifying rapidly as carbon dioxide emissions rise, according to research by German scientists, raising fears over fish stocks and water quality.

Only 1 percent of the world's water is freshwater, but 40 percent of all fish are found there. ... Read more about Freshwater under stress as acidity rises, scientists say

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Oceans Losing Oxygen at Breathtaking Speeds

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David Leestma
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Ocean dead zones quadrupled in size since 1950, while low oxygen sites around the world increased tenfold, threatening large swaths of marine life, scientists warned in a study released on Friday.

"Major extinction events in Earth's history have been associated with warm climates and oxygen-deficient oceans," the analysis published in the journal Science stated. ... Read more about Oceans Losing Oxygen at Breathtaking Speeds

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Opinion: Mapping out the future of humanitarian response

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Tyler Radford
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Members of the Malawi Red Cross Society and Netherlands Red Cross conduct a field mapping in Malawi. Photo by: Missing Maps Project ... Read more about Opinion: Mapping out the future of humanitarian response

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World Bank invests $4.5 bln to arm cities against climate change

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Sophie Hares
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"Investment in urban resilience not only avoids losses but it generates value and it catalyses growth"

By Sophie Hares

TEPIC, Mexico, Dec 14 (Thomson Reuters Foundation) - Cash-short cities with big ambitions to protect themselves from climate change will be able to tap into $4.5 billion in loans and technical support from the World Bank, working with a global alliance of cities and local governments. ... Read more about World Bank invests $4.5 bln to arm cities against climate change

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UN commits to stop ocean plastic waste

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Roger Harrabin
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Nations have agreed that the world needs to completely stop plastic waste from entering the oceans.

The UN resolution, which is set to be sealed tomorrow, has no timetable and is not legally binding.

But ministers at an environment summit in Kenya believe it will set the course for much tougher policies and send a clear signal to business.

A stronger motion was rejected after the US would not agree to any specific, internationally agreed goals. ... Read more about UN commits to stop ocean plastic waste

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One Third of Food Lost, Wasted – Enough to Feed All Hungry People

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Baher Kamal
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ROME, Nov 28 2017 (IPS) - Believe it or not, the way to eradicate hunger from the face of the Earth is as feasible as it is handy.

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Fight against malaria stalling and could reverse, warns 2017 World Malaria Report

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Catherine Cheney
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A community health worker shows a family how to hang an insecticide-treated bed net in Bonsaaso, Ghana. Photo by: Direct Relief / CC BY-NC-ND

SAN FRANCISCO -- Between 2015 and 2016, there were 5 million more malaria cases globally, and Rwanda saw the greatest increase in malaria cases, with nearly a million people contracting the mosquito-borne disease, according to the World Malaria Report, released on Wednesday. The report also warned progress in fighting the virus has stalled and could reverse. ... Read more about Fight against malaria stalling and could reverse, warns 2017 World Malaria Report

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World Scientists’ Warning to Humanity: A Second Notice

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William J. Ripple, Christopher Wolf, Thomas M. Newsome, Mauro Galetti, Mohammed Alamgir, Eileen Crist, Mahmoud I. Mahmoud, William F. Laurance, 15,364 scientist signatories from 184 countries
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Twenty-five years ago, the Union of Concerned Scientists and more than 1700 independent scientists, including the majority of living Nobel laureates in the sciences, penned the 1992 “World Scientists’ Warning to Humanity” (see supplemental file S1). These concerned professionals called on humankind to curtail environmental destruction and cautioned that “a great change in our stewardship of the Earth and the life on it is required, if vast human misery is to be avoided.” In their manifesto, they showed that humans were on a collision course with the natural world. ... Read more about World Scientists’ Warning to Humanity: A Second Notice

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150 Organizations Call for Ban on ‘Biodegradable’ Plastic Packaging

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Leon Kaye
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For several years, oxo-degradable plastic packaging was hailed as one solution to cope with mounting pollution and overwhelmed municipal waste streams. These materials could be made out of conventional plastic resins, such as polyethylene, polypropylene or polystyrene, with ingredients such as metal salts added to hasten disintegration. This grade of packaging also includes plant-based resins that could biodegrade in industrial composting or biogas generating facilities. ... Read more about 150 Organizations Call for Ban on ‘Biodegradable’ Plastic Packaging

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