which human activity would interfere most directly with the production of oxygen in the environment?; damage to the ozone shield over the united states is likely to cause; a fundamental concept of ecology is that living organisms; which group would most likely be represented in a food chain?; which action could humans take to slow the rate of global warming?; which row in the chart below best identifies the relationships between the mice and the wheat; maintaining a rich variety of genetic material; deforestation most directly results in