• September 16, 2015  

    Sea turtles have been around for about 110 million years, but climate change is causing trouble by threatening their nests and decreasing the number of potential male mates. NewsHour science producer Nsikan Akpan talks to Gwen Ifill about the turtle’s plight, and what is being done to help them. Continue reading

  • December 24, 2013  

    Monarch butterflies migrate to warmer regions each winter, but in recent years Mexico has seen far fewer Monarchs arriving. Environmental changes have eliminated the butterflies’ sources of food and shelter along the way. Independent video journalist Ross Velton reports on efforts to help Monarchs survive their journey south. Continue reading

  • March 8, 2012  

    Researchers in Oregon’s Willamette Valley found young native fish thriving in ditches that fill with water during the winter months. The unrecognized habitat meant farmers had been inadvertently raising fish in their fields, in addition to their intended crops, for years. This report first appeared on Oregon Public Broadcasting. Continue reading

  • May 14, 2008  

    In a highly anticipated decision, the Interior Department on Wednesday declared the polar bear “threatened” under the Endangered Species Act because of shrinking Arctic ice due to global warming. Two analysts consider the impact of the decision. Continue reading