Waldo is discussing climate change with Sarah. He says that the sun is the only cause of climate change and it has nothing to do with CO2 and humans. Sarah disagrees, and says that temperature is closely related to the amount of CO2 in the atmosphere. Which friend is right about climate change and why? Be sure to describe why the other friend is wrong as well.

Which of these statements best explains how the hydrosphere interacts with the atmosphere to affect global climate? mountains block rain clouds and cause changes in global rainfall and evaporation. humans burn fossil fuels to produce greenhouse gases which cause global warming. humans cut down trees which affects the amount of oxygen in different parts of the globe. greenhouse gases, like carbon dioxide, dissolve in oceans and prevent global warming.