Know what happens? P.S. If it doesn't help sorry
Answer-Because when fossil fuels are burned,the fossil fuels are running out more and more and so sientists are trying to figure out a way for fossil fuels to become more of a renewable resources then a nonrenewable resource so that we have more of a likely cause that we will have a future use of all the fossil fuel that are about to run out just like an extinct species.
Your welcome if it worked!
The independent variable is the type of food available.<span>The dependent variable is the frequency of each type of beak (or number of birds with each beak type)</span>
Increasing the stimulation up to the maximal stimulus
3.hornworts,liverworts and mosses