slide1 l.
Download
Skip this Video
Loading SlideShow in 5 Seconds..
Note: PowerPoint Presentation
Download Presentation
Note:

Loading in 2 Seconds...

play fullscreen
1 / 18

Note: - PowerPoint PPT Presentation


  • 261 Views
  • Uploaded on

Note: The contents and pictures in this presentation are copyrighted. You have permission to use this presentation in your classroom but you may not publish or profit from it. How Big is Your Landscape? What is a landscape? To an ecologist, a LANDSCAPE is

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about 'Note:' - Gabriel


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript
slide1
Note:

The contents and pictures in this presentation are copyrighted. You have permission to use this presentation in your classroom but you may not publish or profit from it.

what is a landscape
What is a landscape?
  • To an ecologist, a LANDSCAPE is
    • An area with an uneven distribution of at least one factor of interest
      • example
    • In other words…an area that is patchy
      • A PATCH is an area that differs from its surroundings
      • example
  • Other examples?
  • Let’s define “factor of interest” for us at this time.
    • We are interested in resources.
what are resources
What are Resources?
  • Any component of the environment that can be used by an organism is called a RESOURCE
  • Examples?
    • Nutrients
    • Water
    • Energy
    • Shelter
    • Mates
do all organisms see a landscape the same way
Do all organisms see a landscape the same way?
  • Plants?
  • Bacteria?
  • Birds?
  • People?
  • Mice?
  • Others?
scale
Scale
  • How landscapes are perceived is affected by scale
    • The spatial or temporal dimension of an object or process is called SCALE
    • It is characterized by both extent and grain
  • The size of an area or time span of interest is called EXTENT example
  • The precision of identifiable components is called GRAIN or RESOLUTION example
  • An object has both extent and grain example
why is landscape and scale important
Why is landscape and scale important?
  • Conservation/restoration
  • Pollution
  • Biology
  • Human resource use
  • Urbanization
questions
Questions
  • How do you think it would affect an organism if a city expanded into its landscape?
patches in a landscape

backyard

grass

pool

trees

concrete

bush

birdbath

dirt/gravel

Home

Patches in a Landscape

back

extent

World

Country

State

City

Home

100s of feet miles  hundreds of miles  thousands of miles  10s of thousands of miles 

Space/area

World Temperature Changes (Ice Age)

Climate

Season

Temperature

daily months  10s-100s of years thousands of years 

Time

Extent

back

grain resolution

4 feet

An area of your backyard from the perspective of a mouse.

An area of your backyard from your (human) perspective.

Grain/Resolution

3 feet

3 feet

back

extent and grain

Climate

Seasons

Heat wave

Temperature

Time

Space

Extent and Grain

back