Add Yahoo as a preferred source to see more of our stories on Google. One sunny morning in May, four high school students stood on a flower-dappled prairie in southern Dallas holding shovels. Before ...

The great Tallgrass Prairie that once swept from southern Canada southward past Dallas-Fort Worth to San Antonio is largely gone -- Grand Prairie is now just a dot on a map. But members of the Native ...

Students and naturalists have been sneaking onto private land to extricate threatened native plants: “This is a war between us and the developers, and nobody’s calling uncle.” (Grist/Amelia K. Bates) ...

One sunny morning in May, four high school students stood on a flower-dappled prairie in southern Dallas holding shovels. Before them swayed a Texas blazing star, a tall and spindly stalk that erupts ...