1. Unit 2 –Biodiversity

2. Topic 2.2- EcosystemServices

3. 1 : ProvisioningService www.nwf.org • Provisioning Services: a service provided bynature • (Food)Fruits, vegetables, trees, fish, and livestock are available to us as direct productsof ecosystems. • Provisioningservice-anytypeofbenefittopeoplethatcanbeextractedfromnature. • Includedrinkingwater,timber,woodfuel,naturalgas,oils,plantsthatcanbe madeinto clothes and other materials, and medicinalbenefits.

4. 2 : RegulatingService www.nwf.org • Regulating Services: basic services that make life possible for people. • Examples: Plants clean air and filter water, bacteria decompose wastes, beespollinate flowers,andtreerootsholdsoilinplacetopreventerosion. • All these processes work together to make ecosystems clean, sustainable, functional, and resilientto • change. • Regulating service- benefit provided by ecosystem processes that moderatenatural phenomena. • Regulating services include pollination, decomposition, water purification,erosion and flood control, and carbon storage and climateregulation.

6. 3 : CulturalService www.nwf.org • Cultural Services: As we interact and alter nature, the naturalworld has in turn alteredus. • Guides our cultural, intellectual, and social development by being a constant forcepresent • in ourlives. • Theimportanceofecosystemstothehumanmindcanbetracedbacktothebeginningof mankind with ancient civilizations drawing pictures of animals, plants, and weather patterns on cavewalls. • Cultural service- a non-material benefit that contributes to the development and cultural advancement ofpeople, including how ecosystems play a role in local, national, and global cultures • Buildingofknowledgeandthespreadingofideas • Creativitybornfrominteractionswithnature(music,art,architecture) • Recreation.

7. 4 : SupportingService www.nwf.org • Supporting Services: The natural world provides so many services, sometimes we overlook the mostfundamental. • Ecosystems themselves couldn't be sustained without the consistency of underlying natural processes, such as photosynthesis, nutrient cycling, the creation of soils, and the watercycle. • TheseprocessesallowtheEarthtosustainbasiclifeforms,letalonewholeecosystemsand people. • Withoutsupporting services, provisional, regulating, and cultural services wouldn't exist.

8. Results of Human Disruptions • Anthropogenic- (chiefly of environmental pollution and pollutants) originating inhuman activity. • Potentially resulting in economic and ecological consequences.

9. Withabuddy-filloutthetable andbepreparedtosharewiththeclass