Why do people think the world is round when its obviously flat?

Does the threat of global warming require international cooperation? why or why not?

Which of these is least likely to be an adaption? a. a mouse digs a hole to hide from predators. b. a snake bites its prey to deliver it deadly venom. c.a jackrabbit has large ears that it release body heat. d.a parrot learns to say its owner's name.

Name the river that forms a natural border between new york and new jersey and is the site where a passenger jet made a miraculous landing on january 15