What challenge does canada face in its effort to reduce the use of fossil fuels

What event was one of the greatest factors that led to massive emigration from ireland to the united states in the mid—1800s

What film is responsible for the creation of the pg-13 rating?

For 50 pointsfredrika's science teacher asked her to bring in three abiotic items from her backyard ecosystem. which of the following groups of items should she bring? a. a lightning bug, a plug of grass, and a wormb. a smooth rock, some red dirt, and an empty bird's nestc. a ladybug, a spider, and some water from a mud puddled. a caterpillar, a pine cone, and a piece of a robin's egg