The owner of a uranium mine near the Grand Canyon wants state regulators to allow a higher level of arsenic in groundwater under the facility. Two scientists, however, object to the proposal, arguing regulators shouldn’t approve it until a more robust investigation into the elevated arsenic levels takes place. Energy Fuels Resources, the owner of the Pinyon Plain Mine, says its investigation was thorough and that operators aren’t at fault.

According to Donald K. Price, Ph.D., an ornithologist and professor of biology at the University of Nevada, Las Vegas, water features are key when it comes to bringing in the birds.

If you’re newly into birdwatching, you might be wondering how to attract more flying friends to your backyard. Aside from the obvious (supplying food), it helps to add a bird bath.