GIH Activity # 1: We're all in this TOGETHER!

Discover how sharks and earthworms are vital for healthy ecosystems! Learn about their crucial roles and human impact.

Sharks are important for Healthy Coral Reefs A. Video Clip Viewing 1 Scientists believe that sharks, aside from maintaining moderating the flow of energy in the marine ecosystems, play an important role in ensuring the healthy growth of coral reefs. Watch the full video below to know how sharks do this. The Amazing World of Earthworms B. Video Clip Viewing 2Earthworms are important organisms that reduce the acidity of soils by burrowing deep down the soil that consequently releases carbon dioxide from the soil. Also, they are the best soil conditioners because they activate organic matter in the soil for plant consumption. To learn more about these organisms, watch the video below. After watching the two (2) videos, answer the following questions: 1. If sharks and earthworms will disappear, what important processes in their respective ecosystems would greatly be affected? How?2. What human activities directly or indirectly affect the flow of matter and energy in marine and terrestrial ecosystems?