True/false: the mud and muck at the very bottom of any body of water called the aphotic zone

Why does the blending of many different diciplines present both challenges and opportunities to enviromental scientist?

An organization has been collecting data and learned that they are selling their products to an increasingly younger group of people. with what can this data ? forecasting going green globalization internal influence

Is made of materials that are poor conductors, such as glass, plastic, or rubber. they are used in an attempt to keep an electrical current within safe boundaries. for example, the plastic coating on an electrical wire is and is designed to keep the electricity in the wire