Which greek geometer founded a philosophical society that devoted itself to the study of mathematics?

In the late 1990s, brazil’s poor people protested about crowded cities land distribution mining permits industrial pollution

An enormous wave generated by an earthquake beneath the seafloor is known as a

Dubai is challenged by all of the following environmental factors except a. a warm and dry climate b. a lack of annual rainfall c. scarce freshwater resources d. a lack of valuable natural resources