After carbon dioxide, methane is the second most common greenhouse gas caused by human activity. Moreover, over a 20-year period, its global warming potential is more than 80 times that of carbon ...

Researchers have developed a new sensor that could allow practical and low-cost detection of low concentrations of methane gas. Measuring methane emissions and leaks is important to a variety of ...

You’ve seen the images: floating islands of plastic in the ocean, marine life entangled in nets and lines. Whether in the ocean or on land, plastic pollutants—and their effects—are often visible. But ...