1. The Great Barrier Reef is considered the “largest living structure on earth”.
2. Coral extracts Calcium Carbonate from the ocean to make solid tentacles.
3. How does red algae impact the structure of a coral? It acts like glue or cement, incrust coral together to form an integrate connection within the reef.
4. In 1975 the Great Barrier Reef become a national park.
5. About 33 percent is fully protected from fishing.
6. Scientists believe the current reef is 20,000 years old. But the ancient reef is believed to be half a million years old.
Blog 2, Marine protection
Coral Bleaching
1. What is a polyp? What does a polyp need to be considered “coral”? a polyp is an organism that when provided with the right materials to grow, lands on the ocean floor then multiplies and becomes coral. To grow polyps requires zooxanthellae.
2. What types of things are coral sensitive to in the ocean? Its very sensitive to change of temperature of the water.
3. When does coral bleaching occur? When the water stays warm for to long the zooxanthellae become uncomfortable and leave, causing the polyp to lose its color and ability to grow.
4. Why do scientists think that coral bleaching is occurring more now than ever? Pollution and everyday activity that endanger the environment are big factors in the rapid spread of coral bleaching.
5. List three ways people can reduce their impact to climate change? Turn off the lights in you house and conserve energy, avoid unnecessary car journeys, and of course recycling.
Climate Change
1. How many species of: fish, hard coral, soft coral, sea birds, shore birds. The coral reef is home to 15,000 species of fish, 360 species of hard coral, 1/3 of the worlds soft corals, 22 spices of sea birds and 32 spices of shore birds.
2. Climate change responsible for warming our oceans.
3. This increased flooding affects the reefs, fish and birds that live there because storms and cyclones break up coral reefs.
4. List three additional ways (not listed above) that people can reduce climate change: Reduce the use of polluting materials, buy environmentally safe ideas, and open window instead of turning on air conditioning.
Educating children
1. List two benefits and two drawbacks to using this kind of media to teach this information. This kind of media educates children about wildlife preservation, and starts them form a young age caring about the environment. Although this kind of demonstration could paint the entire problem as somewhat of a joke. Also misinterpretations of information is really easy and common among young children so this could get in the way of the educational side of these videos.
2. After watching these videos, use YouTube to find and POST LINKS to videos that you feel would be more beneficial to teach the following types of people and WHY!
It talks about more than just one wonder of Australia, promoting bationalism.
Foreigners- http://www.youtube.com/watch?v=JCQ2IwFuwxE
It educates people properly about the reef, but also inspires people to look for more information about the reef.
Because this video inspires travelers to go and see the reef and al its glory.
Fish are friends not food... nice work Katherine 5/5 on both blogs!
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