A little green space can make a big difference in blighted city neighborhoods, according to recent research from Philadelphia. It found that turning vacant lots into mini-parks reduced crime and cut rates of depression, especially in low-income areas. VOA's Steve Baragona went to have a look.
Scientists are noticing that the numbers of beneficial flying insects like bees, ladybugs, fireflies and butterflies seem to be declining. They can't be certain about what's happening, but possible reasons include habitat loss, insecticide use, the killing of native weeds, single-crop agriculture, invasive species, light pollution, highway traffic and climate change. As Faith Lapidus reports, the potential causes seem to lead back to what humans are doing to the environment.
Communities along the U.S. southeast coast are drying out after Hurricane Florence. The storm poured more than 80 centimeters of rain in parts of the Southeastern United States, causing catastrophic flooding. Hurricanes are categorized by their wind speeds. But that's not always what does the most damage. Some experts say we should reconsider the scale. VOA's Steve Baragona has more.