In 2011, a bacteria called EHEC caused an outbreak of intestinal disease that in some cases proved deadly. The pathogen is hard to kill, and can survive for long periods in the environment. Now researchers are worried a new epidemic could occur.
With drug-resistant strains of bacteria jeopardizing the lives of hundreds of thousands of people and few new treatments on the horizon, scientists are looking to nature for answers.
A forestry project in Egypt is using sewage effluent to nurture tree plantations in the desert, preventing desertification. The method has been so effective that it's attracted the interest of German forestry companies.
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