How can modern human activity continue without fossil fuels?
30 POINTS

By using clean, renewable energy

Explanation:

If humans converted directly over to renewable energy, like solar or wind energy, then there would be no need for fossil fuels.

I'm not quite sure what the question is asking, but I'll do my best.

Explanation:

Fossil fuels isn't the only source of energy. Renewable resources can also be utilized. There are lots of home improvements, like geothermal heating using the heat in the ground to heat your house, solar panels, that kind of stuff. There's also fuel alternatives that use biomass and bio fuels, especially from algae, surprisingly. Electricity can continue with wind turbines, hydroelectric systems, solar panels, there are countless ways that activity can continue.

answer:

sequence 1- deletion

                  2- duplication

                  3- insertion

                  4- substitute

                  5- inversion

succession returns a disturbed

ecosystem to a more stable state. this is also classified into two (2) types:

primary succession and secondary succession. the primary succession arises when

a new land is transformed and a bare rock has been exposed providing an environment

that can be occupied for the first time. while, secondary succession occurs

when a previously occupied environment was disturbed that kills much of all its

community

explanation: