<span>D. Natural Disaster </span>
I'm thinking it would be B but I'm not positive
Hydropower involves blocking rivers, which disrupts ecosystems.
Explanation:
Prolonged use of hydropower can disrupt the ecosystem since it involves the blocking of rivers. This is a long term impact hydropower generation.
- Hydropower is a renewable source of energy in which water is used to generated electricity.
- The water is sourced from large river bodies with a lot of kinetic energy in them.
- Huge volumes of water discharge is needed for this process.
- Therefore, water must be dammed for this purpose.
- Damming of water bodies affects the ecosystem.
Learn more:
Non-renewable energy sources brainly.com/question/3386515
#learnwithBrainly
The right answer is B. controlling the flow of blood to the skin
When the body temperature is below the set point, the hypothalamus activates several thermogenesis mechanisms:
* Vasoconstriction on the vessels near th skin by the sympathetic nervous system to reduce thermal exchanges between the skin and the surrounding environment.
* And increase in heat production:
-by muscular activity:
-by the metabolism:
