Credit: D.C. Mayor Muriel Bowser celebrates the rollout of the city's clean-up program this spring.

DC spring cleanup underway, with road repairs and rat control efforts

How a seabird native to Hawaii has adapted to life in Honolulu’s concrete jungle

DC’s most famous bald eagle is feeling fly and expecting eaglets

Brazilian banks to verify satellite deforestation data for rural credit

When egg producers retire, HenPals finds them new homes

Rescuers give up hope for the humpback whale stranded in the Baltic Sea