How can you describe the difference in waves?

The large increase in atmospheric carbon dioxide in the last 50 years most likely comes from a. an increase in cellular respiration b. increased decomposition by bacteria c. an increase in the burning of fossil fuels d. an increase in photosynthesis

What are positive impacts of algae? how is it used?

Many humans consume both plants and animals. these humans are considered to be which of the following? herbivores carnivores omnivores