8.1 forest management

After a forest has been cleared for logging, a(n) _____ is called

• primary forest

• old-growth forest

• second-growth forest

• tree plantation

Forest ecosystem services are essential for all humans and their economies. Second economic value of these services are huge. Third these ecosystem services will provide an ongoing source of ecological income as long as they are

• more sustainable than ecosystem services provided by all other ecosystems combined

• sustainable

• surprisingly much less than sustainable than that of deserts’ ecosystem services

Tags

NGSS.MS-LS2-5

The cutting down of selected trees in a forest so the growth of other trees is not affected.

• Selective Cutting
• Controlled Burn 
• Thinning
• Clear Cutting

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Why is clear-cutting is sometimes the most economical way to harvest

trees/forests.

• Less economical because you only harvest the little trees

• More economical because you only harvest the largest trees

• Less economical clearing the forest makes sure that all the trees are gone

• More economical by cutting all the trees when they grow back they all are the same age

What are the repercussions of clear-cutting.

• soil erosion,

  mudslides and nutrient gain

• soil erosion,

  rock slides and nutrient loss.

• soil erosion,

  mudslides and nutrient loss.

• forest erosion,

  mudslides and nutrient loss.

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Use your concept map to answer the following questions.

Land Management- manages what two types of land

• Deserts and Forest

• Forest and Rangelands

• Swamps and Rangelands

• None of the above

What are some consequences of deforestation?

• increased population in cities
• building of more infrastructure
• soil erosion, loss of biodiversity, loss of ability to remove CO2
• more mercury and cyanide released into rivers

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What are impacts of overgrazing?

• pollution and use of more resources
• Overgrazing, Deforestation, & desertification

• more people than the infrastructure can support
• creation of heat islands

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Land that is used to graze livestock and wildlife.

• rural land
• urban land
• rangeland
• crop land

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-5

A tree plantation is when trees grow in rows with little biodiversity.

• True

• False

Tags

NGSS.MS-LS2-5