Why is it hard to stop human trafficking?

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

Choose one piece of art shown in the unit and identify three elements or principles of art used in the piece. describe how each of the elements/principles is used in the artwork.

What environmental challenges does asia currently face (choose all that are right)a. wastelands created by mining b. too little rainfall for crops to grow c. hydroelectric dams harming the fish industry d. industrial activity harming the environment