Your guide explains that some plants in this region grow well together and some plants do not. Wild rye (w) and buffalo grass (b) do not grow together and tall big bluestem grasses (t) and sage brush (s) do not grow together.
To plan your journey, what are all the possible combinations of plants in the plains.
We can use this equation (w+b)(s+t)

Which of the following statements best describes what is occurring in the land surrounding the sahara desert? a desertification is increasing, and the desert is expanding. b. fewer people are trying to farm in this semiarid region. c. the desert is shrinking with the increased use of irrigation. d. increased urbanization has resulted in decreased deforestation. select the best answer from the choices provided mark this and return save and exit next submit