The Delicate Relationship Between People, Wildlife and the Pathogens

In the past, coronaviruses that circulated in humans caused only mild infections. This changed in 2002, when the SARS-CoV virus presented itself in humans as the disease we now know as SARS. In 2020, SARS-CoV-2–a relative of the same virus–has presented itself in humans in the disease we now call …

New Chemistry Technique Turns Waste Plastic Into Clean Fuel

Waste plastic is choking the Earth’s oceans and poisoning its wildlife. That’s why researchers at Purdue University are excited about a new chemical technique that turns waste plastic back into useful polymers — or even clean fuel. The new technique works on polypropelene, according to a new paper published in …

Cities Around the World Lay the Groundwork for a Zero-Waste Future

Cities around the world are pledging to reduce waste over the next 12 years in an effort to curb global warming and eventually become zero-waste cities. During the Global Climate Action Summit, the C40 announced a new initiative that encourages cities to eliminate waste production and end the practice of …