Biodiversity Friday, December 5, 2014

Do Now Homework Finish the back of the worksheet for homework Do Now What is biodiversity? What is an ecosystem? What are 2 things that you learned yesterday?

Objectives SWBAT describe the impacts that animals have on the ecosystem. Essential Question What are advantages to maintaining the biodiversity in an ecosystem?

Vocabulary Ecosystem A community of living organisms in conjunction with nonliving components

Wolves Wolves were almost extinct in Yellowstone National Park. About 20 years ago, wolves were reintroduced. What do you think has happened to the biodiversity in the park since then? Turn and talk with your table?

The Ecosystem of Yellowstone How Wolves Change Rivers A/B - How did the wolves change the ecosystem? C/D - Take notes on living components and nonliving components of an ecosystem A/C turn and talk, B/D turn and talk Living Nonliving

Biodiversity worksheet First side of the page (page 20) Unscramble the words to complete the sentences First table to finish (with everything correct) gets a prize Be careful not to speak too loudly so that the other tables hear you Ecosystems What message does this video communicate?

How Whales Change Climate Think about the following questions Where are whales on the food chain? How are whales changing their ecosystem? What will happen without the whales? What will happen without the smaller fish or the phytoplankton? Does biodiversity create a healthy ecosystem? Why?

Threatened to extinct Threatened Species Endangered Species Species which are vulnerable to endangerment IUCN Red List - 10,838 Endangered Species Considered at risk of extinction IUCN Red List – 6,940 species Extinct Species The end of a species (death of the last individual) *IUCN – International Union for the Conservation of Nature

Answer the Essential Question What are the advantages to maintaining the biodiversity in an ecosystem?

Exit Ticket The beaver is a very unique animal. The beaver changes the ecosystem the most besides humans. Beavers create dams, which create swamps and ponds. What impact do beavers have on the ecosystem?