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Search Resources (4 Results)
  Resource NameRatingViews
Outline | Approved: 6 years ago | 204 kB | Comments: 0
Category: Anatomy | Downloaded: 0
...to biodiversity are habitat loss, introduced species,...
...Human alteration of habitat is the single...
...biosphere. Loss of habitat has been brought...
...When no alternative habitat is available or...
...unable to move, habitat loss may mean...
...destruction of physical habitat is responsible for...
...vulnerable, or rare. Habitat destruction may occur...
...almost all cases, habitat fragmentation leads to...
...smaller populations in habitat fragments have a...
...their plant species. Habitat loss is a...
...30–40 years. Aquatic habitat destruction and species...
...diversity, and critical habitat. Biologists focusing on...
...vulnerable to overexploitation, habitat loss, and other...
...hectares of contiguous habitat, but today 1,000...
...given a suitable habitat, a total grizzly...
...must understand the habitat requirements of this...
...pine, for its habitat. The red-cockaded woodpecker...
...fragmentation of suitable habitat by logging and...
...Recognizing the key habitat factors, protecting some...
...have helped restore habitat that can support...
...a program of habitat maintenance, such as...
...population numbers and habitat needs is only...
...such conflicts, but habitat use is almost...
...the only remaining habitat of a species...
...umbellatus) requires forest habitat for nesting, winter...
...creates more edge habitat and open land....
...and loss of habitat are correlated with...
...clumps of good habitat connecting otherwise isolated...
...spread of disease. Habitat corridors facilitated the...
...parks into isolated habitat islands. Reserves in...
...resources. Preserving all habitat patches isn’t feasible,...
...by identifying which habitat patches are most...
N/A 206
Lecture Notes | Approved: 7 years ago | 90.5 kB | Comments: 0
Category: Biology | Downloaded: 0
...to biodiversity are habitat destruction, introduced species,...
...Human alteration of habitat is the single...
...destruction of physical habitat is responsible for...
...vulnerable, or rare. Habitat destruction may occur...
...almost all cases, habitat fragmentation leads to...
...smaller populations in habitat fragments have a...
...in North America. Habitat loss is also...
...3040 years. Aquatic habitat destruction and species...
...the worlds rivers. Habitat destruction has caused...
...diversity, and critical habitat Biologists focusing on...
...hectares of contiguous habitat, while today 1,000...
...given a suitable habitat, a total grizzly...
...must understand the habitat requirements of an...
...pine, for its habitat. The red-cockaded woodpecker...
...fragmentation of suitable habitat by logging and...
...of the key habitat factors, protection of...
...have helped restore habitat that can support...
...of how understanding habitat can lead to...
...such conflicts, but habitat use is almost...
...the only remaining habitat of a species...
...umbellatus) requires forest habitat for nesting, winter...
...creating more edge habitat and open land....
...and loss of habitat are correlated with...
...clumps of good habitat connecting otherwise isolated...
...spread of disease. Habitat corridors facilitated the...
...parks into isolated habitat islands. The continued...
N/A 173
Lecture 7 New
Lecture Notes | Approved: 7 years ago | 5.82 MB | Comments: 0
Category: Conservation Biology | Downloaded: 0
...1Conservation BiologyBIOL3620Lecture 7 Habitat DestructionPrimack Chapter 9...
...Human ActivityHabitat Destruction2. Habitat Fragmentation8 Major Types...
...of Biodiversity Threats3. Habitat Degradation(including global pollution)9...
...of Biodiversity Threats Habitat Destruction83% of land...
...in the world’s rivers.Habitat destruction is the...
...and genetic variation).14 Habitat DestructionFigure 9.4 Threats...
...the world’s species15 Habitat DestructionImportant to identify...
...protecting biodiversity is habitat preservation16 What Constitutes...
...preservation16 What Constitutes Habitat Loss/ Degradation?Impacts of...
...Loss/ Degradation?Impacts of habitat change range from:Light...
...INTENSITY.17 What Constitutes Habitat Degradation?Habitat lossIMPACTS SO...
...What Constitutes Habitat Degradation?Habitat lossIMPACTS SO SEVEE...
...VERY LONGShift from habitat degradation to loss...
...DIMINISHES18 What Constitutes Habitat Degradation?Habitat destruction may...
...What Constitutes Habitat Degradation?Habitat destruction may not...
...total loss of habitat to all species.Reduction...
...biodiversity21 Patterns of Habitat Transformation: Forest SystemsLast...
...Columbia.22 Patterns of Habitat Transformation: Forest SystemsTropical...
...economy).23 Patterns of Habitat Transformation: Forest SystemsImportance...
...EVAPOTRANSPIRATION24 Patterns of Habitat Transformation: Forest SystemsGlobally...
...CLEARED25 Patterns of Habitat Transformation: Forest SystemsSome...
...America)26 Patterns of Habitat Transformation: Forest SystemsLast...
...Hamburgers27 Patterns of Habitat Transformation: Forest SystemsFigure...
...purposes28 Patterns of Habitat Transformation: Forest SystemsRondônia...
...example!29 Patterns of Habitat Transformation: Grasslands, Savanna’s...
...ungulates.30 Patterns of Habitat Transformation: Grasslands, Savanna’s...
...ENVIROMENTS31 Patterns of Habitat Transformation: Grasslands, Savanna’s...
...CASES).32 Patterns of Habitat Transformation: Grasslands, Savanna’s...
...Shrubland33 Patterns of Habitat Transformation: Wetlands and...
...endemism.34 Patterns of Habitat Transformation: Wetlands and...
...35 Patterns of Habitat Transformation: Wetlands and...
...Sea36 Patterns of Habitat Transformation: Wetlands and...
...irrigation.37 Patterns of Habitat Transformation: Marine SystemsMany...
...to understand marine habitat degradation.Worst impacts:TOXIC CHEMICALS...
...ENRICHMENT38 Patterns of Habitat Transformation: Marine SystemsFor...
...estuaries.39 Patterns of Habitat Transformation: Marine SystemsMangrovesSub-tropical...
...sea.40 Patterns of Habitat Transformation: Marine SystemsCoral...
...change.41 Patterns of Habitat Transformation: Marine SystemsPredicted...
N/A 278
Lecture 6 New
Lecture Notes | Approved: 7 years ago | 2.44 MB | Comments: 0
Category: Conservation Biology | Downloaded: 0
...SPECIESMORE SUITABLE OPEN HABITAT FOR COLONIZATION3. Extinction...
...large islandsLarge islands:GREATER HABITAT DIVERSITYGREATER NUMBER OF...
...10Extinction Rates and Habitat LossUse of Species-area...
...area of natural habitat results in island...
...degraded habitatReserves = “habitat islands” 11Extinction Rates...
...11Extinction Rates and Habitat LossModel predictions:7.10 According...
...of effect of habitat destruction on species...
...12Extinction Rates and Habitat LossExample:Singapore: 95% of...
...13Extinction Rates and Habitat LossExtinction rate predictions...
...predictions based on habitat loss vary greatlyEach...
...assumes areas of habitat are randomly eliminatedSpecies...
...by modelDegree of habitat fragmentation may affect...
...using information on:PROJECTED HABITAT DECLINESNUMBERS OF POPULATRIONSGEOGRAPHICAL...
...extirpations due to habitat degradation, destructionFormerly widespread...
...GEOGRAPHICAL RANGES2. SPECIFIC HABITAT REQUIREMENTS3. SMALL POPULATION...
...–Rare Species2. Specific habitat requirements:Species considered rare...
...COMMON IN THIS HABITAT 24Vulnerability to Extinction...
...criteria require immediate habitat protection and possibly...
...distribution but broad habitat specificity, may benefit...
...OR MORE DISTINCT HABITAT TYPESSpecies with little...
...niche requirementsONCE A HABITAT IS ALTERED, THE...
...based on their habitat being destroyed 42Conservation...
...observed or predicted habitat lossTotal population less...
N/A 270
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