Why are some diseases that historically impacted the United States, such as polio, much less of a problem now? Pl hel

Name one similarity and one difference between the morphology of a brachiopod and a bivalve

Which would best keep the oxygen cycle stable? a. cutting down jungles to create farmland b. eliminating parks in large cities c. dumping toxic chemicals into the ocean d. reducing the amount of deforestation d. reducing the amount of deforestation

How is the carbon cycle related to global warming ?