Ch. 47 Lecture
... within the biosphere – High level of biodiversity is desirable – Causes of present-day extinction, how to prevent future extinctions from occurring, and consequences of reduced biodiversity – Bioinformatics is utilized to protect biodiversity • Collecting of, analyzing, and making readily available ...
... within the biosphere – High level of biodiversity is desirable – Causes of present-day extinction, how to prevent future extinctions from occurring, and consequences of reduced biodiversity – Bioinformatics is utilized to protect biodiversity • Collecting of, analyzing, and making readily available ...
Plant species richness increases the spatial stability of litter mass in
... explain differences in mean LMA but not its spatial variability (Table 1). The effects of vegetation structure on mean LMA are related mainly to high LMA values in Reparian Vegetation (RV) (Fig. 2A). There was no clear effect of increased plant richness from Paratudal (P) to RV (Fig. 2B). However, p ...
... explain differences in mean LMA but not its spatial variability (Table 1). The effects of vegetation structure on mean LMA are related mainly to high LMA values in Reparian Vegetation (RV) (Fig. 2A). There was no clear effect of increased plant richness from Paratudal (P) to RV (Fig. 2B). However, p ...
Stage proposal
... interaction level) of the diversity/ecosystem function relation (i.e. greater diversity provides higher productivity, better resistance to invasion and more efficient nutrient use). This study proposes to use the results of a novel experimental design and statistical modelling (RGRDConnolly & Wayne, ...
... interaction level) of the diversity/ecosystem function relation (i.e. greater diversity provides higher productivity, better resistance to invasion and more efficient nutrient use). This study proposes to use the results of a novel experimental design and statistical modelling (RGRDConnolly & Wayne, ...
Conservation of Biological Diversity in Africa
... Biodiversity conservation can be carried out in different forms and at different levels. Biodiversity can be conserved by reducing consumption of wildlife, halting exploitation of natural ecosystems, preventing pollution, changing policies, etc. Technically speaking, biodiversity can be conserved in ...
... Biodiversity conservation can be carried out in different forms and at different levels. Biodiversity can be conserved by reducing consumption of wildlife, halting exploitation of natural ecosystems, preventing pollution, changing policies, etc. Technically speaking, biodiversity can be conserved in ...
PowerPoint overview of GULLS
... Africa (Orange River Mouth to East London), with an area of ~ 220 000 km2. • Commercial, recreational and small-scale fisheries are important activities on the region. • Changes in the distribution of species of ecological and economic importance. • Overfishing causing major declines in the abundanc ...
... Africa (Orange River Mouth to East London), with an area of ~ 220 000 km2. • Commercial, recreational and small-scale fisheries are important activities on the region. • Changes in the distribution of species of ecological and economic importance. • Overfishing causing major declines in the abundanc ...
Corr (Português (Brasil))
... bracken in the field, two study lots, A (≈115 m2) and B (≈131 m2), were defined on the sole judgement that fronds of both species were growing in abundance. The study lots were visited on June 18th and 20th, 2007. In a nearly exhaustive assessment of the fronds of each species, we recorded presence/ ...
... bracken in the field, two study lots, A (≈115 m2) and B (≈131 m2), were defined on the sole judgement that fronds of both species were growing in abundance. The study lots were visited on June 18th and 20th, 2007. In a nearly exhaustive assessment of the fronds of each species, we recorded presence/ ...
This article discusses the various hypotheses proposed to explain
... found that 5 to 8 years after the clear-cut, the species richness was increased by 30 to 35%. Haeussler pointed out that this increase in diversity came at a price: the clear-cut disturbance stripped the land of important soil organic layers causing a shift in the type of plants colonizing the regio ...
... found that 5 to 8 years after the clear-cut, the species richness was increased by 30 to 35%. Haeussler pointed out that this increase in diversity came at a price: the clear-cut disturbance stripped the land of important soil organic layers causing a shift in the type of plants colonizing the regio ...
pdf - Gunnar Brehm
... focussed on lowland rainforests, whereas montane rainforests have so far largely been neglected. This is particularly true with regard to studies on arthropods. For example, none of the 89 studies on canopy arthropods reviewed by Basset (2001) was conducted in a tropical montane habitat. The norther ...
... focussed on lowland rainforests, whereas montane rainforests have so far largely been neglected. This is particularly true with regard to studies on arthropods. For example, none of the 89 studies on canopy arthropods reviewed by Basset (2001) was conducted in a tropical montane habitat. The norther ...
Does biodiversity always increase the stability of eco
... virtual experiments based on a dynamic simulation model to test for the diversity–stability relationship and its underlying mechanisms in forests. They pointed out that temporal stability increases with increasing species richness at the community level, but decreases at the species level. This is m ...
... virtual experiments based on a dynamic simulation model to test for the diversity–stability relationship and its underlying mechanisms in forests. They pointed out that temporal stability increases with increasing species richness at the community level, but decreases at the species level. This is m ...
Hammock Homes for Hangouts
... forests with both tropical and temperate vegetation. They are easily recognized by their low, spreading overstory of hardwoods and palms with clinging vines, ferns, and colorful orchids. While located in low-lying regions of the South Florida coastal plain, tropical hammocks are slightly elevated fr ...
... forests with both tropical and temperate vegetation. They are easily recognized by their low, spreading overstory of hardwoods and palms with clinging vines, ferns, and colorful orchids. While located in low-lying regions of the South Florida coastal plain, tropical hammocks are slightly elevated fr ...
Vegetation Biodiversity using Remote Sensing
... vegetation map to remotely estimate plant richness Detailed floristic data for each study site enabled weighting the land cover types based on relative vascular richness within a type The weighting factors were determined by dividing the sum of potentially occurring species of a cover type by th ...
... vegetation map to remotely estimate plant richness Detailed floristic data for each study site enabled weighting the land cover types based on relative vascular richness within a type The weighting factors were determined by dividing the sum of potentially occurring species of a cover type by th ...
Response Diversity
... • Herbivores eat algae which blooms in their absence. Algae eventually kills reef • Sea urchins graze, but are not resilient to disease, get wiped out, algae takes over, dead reef • Sea urchins are not functional ...
... • Herbivores eat algae which blooms in their absence. Algae eventually kills reef • Sea urchins graze, but are not resilient to disease, get wiped out, algae takes over, dead reef • Sea urchins are not functional ...
Chapter9 - University of Western Cape
... These two reserves must have occasional migrations between the two populations ...
... These two reserves must have occasional migrations between the two populations ...
3.1 Measuring Biodiversity
... • Biodiversity is the number and variety of organisms found within a specific region. • There are approximately 5 to 100 million species on Earth. ...
... • Biodiversity is the number and variety of organisms found within a specific region. • There are approximately 5 to 100 million species on Earth. ...
Biodiversity
... Abundance • biological term expressing the number of individuals of one species • two ways to get abundance – measuring – calculating and guessing • we can‘t measure correctly at all cases – we need to calculate it ...
... Abundance • biological term expressing the number of individuals of one species • two ways to get abundance – measuring – calculating and guessing • we can‘t measure correctly at all cases – we need to calculate it ...
An Ecological Perspective on the Biodiversity of Tropical Island
... area and species richness have been well studied for many terrestrial species, yet researchers know little about these species–area relations among fishes and aquatic invertebrates in insular lotic habitats (Haynes 1987, 1990, Donaldson 2002, Donaldson and Myers 2002, Bass 2003, Craig 2003). The num ...
... area and species richness have been well studied for many terrestrial species, yet researchers know little about these species–area relations among fishes and aquatic invertebrates in insular lotic habitats (Haynes 1987, 1990, Donaldson 2002, Donaldson and Myers 2002, Bass 2003, Craig 2003). The num ...
3. hotspot casestudy info
... biodiversity. These achievements have helped to strengthen the already tremendous level of public awareness about the value of the province and its fauna and flora. Among many promising projects is an initiative called the Working for Water Programme, which focuses on the removal of alien plants to ...
... biodiversity. These achievements have helped to strengthen the already tremendous level of public awareness about the value of the province and its fauna and flora. Among many promising projects is an initiative called the Working for Water Programme, which focuses on the removal of alien plants to ...
Invasive Species: Invasion Success
... • Species are being transported to new locations at up to 10,000 times greater rate than by natural dispersal • Aliens are also called: • exotic species, non-indigenous species, nonnative species, introduced species, colonizing species. There is a general agreement now to ‘alien invasive species’, m ...
... • Species are being transported to new locations at up to 10,000 times greater rate than by natural dispersal • Aliens are also called: • exotic species, non-indigenous species, nonnative species, introduced species, colonizing species. There is a general agreement now to ‘alien invasive species’, m ...
REBEL – Review of Economics of Biodiversity Loss
... fully exploited, with a further quarter already over-exploited at risk : $ 80-100 billion income from the sector at risk : est. 27 million jobs We are fishing down the food web to ever smaller species… ...
... fully exploited, with a further quarter already over-exploited at risk : $ 80-100 billion income from the sector at risk : est. 27 million jobs We are fishing down the food web to ever smaller species… ...
1.4: Classifying Types of Biodiversity pg. 31 Species Diversity: the
... Genes are the genetic material that controls the expression and inheritance of traits. The variation among individuals in a population is the result of the differences in their genes. The genetic diversity within a population is known as the gene pool (p + q = 1.00). The gene pool is the sum of all ...
... Genes are the genetic material that controls the expression and inheritance of traits. The variation among individuals in a population is the result of the differences in their genes. The genetic diversity within a population is known as the gene pool (p + q = 1.00). The gene pool is the sum of all ...
Vacancy announcement iDiv, the German Center for Integrative
... and data-driven theory in integrative biodiversity research. The concept of iDiv encompasses the detection of biodiversity, understanding its emergence, exploring its consequences for ecosystem functions and services, and developing strategies to safeguard biodiversity under global change. The conso ...
... and data-driven theory in integrative biodiversity research. The concept of iDiv encompasses the detection of biodiversity, understanding its emergence, exploring its consequences for ecosystem functions and services, and developing strategies to safeguard biodiversity under global change. The conso ...
Habitat Loss - WordPress.com
... - Causes an increase in the need for fossil fuels such as oil and coal ...
... - Causes an increase in the need for fossil fuels such as oil and coal ...
Spa-o-‐temporal trends in diversity of the demersal fish communi
... Biodiversity is changing at an unprecedented rate on a global scale (Pimm et al., 1995), as a complex response to several anthropogenic changes in the global environment (Vitousek, ...
... Biodiversity is changing at an unprecedented rate on a global scale (Pimm et al., 1995), as a complex response to several anthropogenic changes in the global environment (Vitousek, ...
Tropical Andes
The Tropical Andes is a subregion of the Andes spanning all of the Andes except the southern mediterranean and temperate zones. The Tropical Andes area spans 1,542,644 km2.