Who advanced both preservation and managing resources sustainably to found the discipline of wildland management used in the united states? group of answer choices aldo leopold john muir ralph waldo emerson gifford pinchot

Which of the following is an example of a positive externality? a. promoting generic drugs would benefit people. b. a lower inflation rate would benefit most consumers. c. compulsory flu shots for all students prevents the spread of illness in the general public. d. singapore has adopted a comprehensive savings plan for all workers known as the central provident fund.