Which area of the united states and canada suffer most from acid rain, deforestation, chemical or nuclear toxic waste, and flooding?

What was the first official pair of sister cities?

At which point on the diagram do convection currents occur to drive plate movement?

The incident command system (ics) is: a. most applicable to the management of complex incidents that extend over many hours or days. b. a military system used in domestic incidents to ensure command and control of federal resources. c. a standardized management tool for meeting the demands of small or large emergency or nonemergency situations. d. a relatively new approach created based on the lessons learned from hurricane harvey disaster operations.