Ohio members of Congress are calling on the federal government to step up assistance to state health officials as it revises safety protocols to stem the spread of Ebola.
Plant Life on the Sand Dunes
The ecosystem of sand dunes changes the further one goes inland.
Just like dune animals dune plants use water wisely. The spinelike leaves of the cactus plants cut down on water lost through evaporation. The stems of the cactus plant stores water for use in times of need.