Many animals influence and contribute to ecosystem services. As pollinators, how do butterflies ultimately contribute to direct ecosystem services?

When curium-242 is bombarded with an alpha particle, two products are formed, one of which is a nudge on. what is the other product

Arecipe calls for 1.2 cups of oil. how many liters of oil is this?

15. which of the following is not human-caused groundwater pollution? a. water in an aquifer dissolves elements such as arsenic and mercury from surrounding rock. b. water in an aquifer is contaminated by leachate that seeps into the ground from a landfill. c. water in an aquifer becomes polluted with chemicals used in hydraulic fracturing, or fracking. d. water in an aquifer absorbs harmful bacteria from the drainage field of a septic tank.