Which of these situations is the main threat to the survival of polar bears? a. polar bears pose a danger to humans b. polar bear pelts are in high global demand c. climate change is melting the ice in polar bears’ hunting territory d. humans are encroaching on polar bear habitat

What evidence is there that convection occurs in earth’s troposphere?

Coquina, a type of limestone, forms from shell fragments that settle on the ocean floor. what type of rock is coquina?

Which excerpt from the land, part 4 best supports the claim that paul is a talented horseback rider? a/“figure that says more than anything else! now, i want to ride that stallion! " b/my daddy shook his head. "paul only rides horses he knows. ” c/? i glanced over at the other rider. the fellow was older than i, and had the weight of a man on him. d/a man out of alabama, man name of ray sutcliffe, told my daddy i was such a good rider, he wanted me to ride some races for him.