Question 20 1 pts how many jet streams are there? a) 0 b) 4 c) 6 d) 2

Which are practical examples of how people in the developed world could make a big difference in how much water they use check all that apply a. use lightbulbs that use less electricity b. consider using a composting toilet that does not use water c. avoid using your telephone during peak hours d. do not read books