How have human activities influenced the spread of invasive species? Human actions are causing the spread of invasive species to new ecosystems.
(B) Which of these statements accurately summarizes the impacts humans have on the populations of living organisms on Earth? What difference in biodiversity would you expect between an undisturbed wetland ecosystem and one that has been partially drained and replaced with farmland
(C) How have human activities such as building increasingly larger cities and converting grassland to farmland affected extinction rates of living organisms? Extinction rates of living organisms are much higher than would be normally expected