What is the most plentiful fossil fuel? A: oil B:Natural has C: petroleum D: coal

(! ) what’s fracking and what does it have to do with carbon, carbon dioxide, or fossil fuels?

How does upwelling affect coastal fisheries? upwelling damages nutrient supplies at coastal fisheries as the warm, nutrient-rich surface water is replaced by nutrient-poor, cold water. upwelling damages nutrient supplies at coastal fisheries as the cold, nutrient-rich surface water is replaced by nutrient-poor, warm water. upwelling improves the nutrient supply at coastal fisheries as the warm, nutrient-rich surface water replaces the nutrient-poor, cold water. upwelling improves the nutrient supply at coastal fisheries as cold, nutrient-rich water replaces the warm, nutrient-poor surface water.

In which of the following relationships is one organism always benefited while the other organism is always harmed