Fresh and Salt Water Systems

Water, Water Everywhere

  • Most of Earth's water is in the oceans, influencing climate and supporting diverse species.
  • The unit explores water distribution, effects on life and the environment, and human impact on water quantity and quality.
  • Human activities alter water systems, leading to shortages, floods, and pollution.
  • Sustainability: Meeting present needs without compromising future generations' ability to meet their own.

Unit Contents

  • The unit covers fresh and saltwater systems.
  • Topics include water distribution, frozen water, fresh water systems, oceans, aquatic life, water quality, and management.

Water Systems

  • Exploration of fresh water systems and oceans.
  • Investigation of surface water, groundwater, and seawater characteristics.
  • Examination of the interrelation between water, landforms, and climate.

Water and Life

  • Addresses the needs of fresh water and marine organisms.
  • Focuses on monitoring and protecting aquatic systems for all living things.

A World of Water

  • Earth is a