Biodiversity Webquest
... “EvErything Counts” Name ____________________________ Date ___________ Period ______ Score _____ ...
... “EvErything Counts” Name ____________________________ Date ___________ Period ______ Score _____ ...
Functional and ecological consequences of saprotrophic fungus
... Oligochaetae and Nematoda, influence fungal-mediated nutrient distribution within soil. Fungal physiological responses to grazing include changes to hydrolytic enzyme production and respiration rates. These directly affect nutrient mineralisation and the flux of CO2 between terrestrial and atmospher ...
... Oligochaetae and Nematoda, influence fungal-mediated nutrient distribution within soil. Fungal physiological responses to grazing include changes to hydrolytic enzyme production and respiration rates. These directly affect nutrient mineralisation and the flux of CO2 between terrestrial and atmospher ...
1 Compassion As A Practical And Evolved Ethic For Conservation
... benefit (Bekoff 2003, Ben-‐Ami et al. 2014, Callicott 1990). The question is where the trade-‐offs stop and the protection of individuals begins. How many individuals are acceptable to kil ...
... benefit (Bekoff 2003, Ben-‐Ami et al. 2014, Callicott 1990). The question is where the trade-‐offs stop and the protection of individuals begins. How many individuals are acceptable to kil ...
Hierarchy of responses to resource pulses in arid and semi
... that promote biological activities (pulse depth), and (b) the length of time over which water potentials remain at biologically relevant levels (pulse duration). Both characteristics describe the quantity “pulse size”, i.e. larger pulse events usually affect greater soil volumes and last longer. Thi ...
... that promote biological activities (pulse depth), and (b) the length of time over which water potentials remain at biologically relevant levels (pulse duration). Both characteristics describe the quantity “pulse size”, i.e. larger pulse events usually affect greater soil volumes and last longer. Thi ...
- Wiley Online Library
... competitive interactions. Greater niche partitioning at higher levels of diversity can lead to gains in productivity because as more niches become filled there is greater efficiency of resource uptake, which fuels greater cumulative production of biomass in an assemblage (Tilman et al. 2001; Cardina ...
... competitive interactions. Greater niche partitioning at higher levels of diversity can lead to gains in productivity because as more niches become filled there is greater efficiency of resource uptake, which fuels greater cumulative production of biomass in an assemblage (Tilman et al. 2001; Cardina ...
Biological Goals and Objectives
... extent possible. This strategy includes specific targets such as larger fish populations, healthier individual fish, and bigger habitat areas. Where a high level of uncertainty is associated with the measurability, achievability, or relevance of an objective, that uncertainty will be explicitly ackn ...
... extent possible. This strategy includes specific targets such as larger fish populations, healthier individual fish, and bigger habitat areas. Where a high level of uncertainty is associated with the measurability, achievability, or relevance of an objective, that uncertainty will be explicitly ackn ...
Food Chain Rubric - 6
... Each participant in the Food Chain is correctly labeled using the terms: producer, primary consumer, secondary consumer and tertiary consumer The consumers are correctly labeled with the terms: omnivore, herbivore and carnivore The direction of the energy is represented by red arrows ...
... Each participant in the Food Chain is correctly labeled using the terms: producer, primary consumer, secondary consumer and tertiary consumer The consumers are correctly labeled with the terms: omnivore, herbivore and carnivore The direction of the energy is represented by red arrows ...
Columbia Plateau - Oregon 4-H
... Approach: Emphasize prevention, risk assessment, early detection and ...
... Approach: Emphasize prevention, risk assessment, early detection and ...
Nature Conservation Fund
... When to use? 11. As ecological values change due to natural succession and human disturbance, the time of assessment is crucial, in particular for sites under potential development threats. ...
... When to use? 11. As ecological values change due to natural succession and human disturbance, the time of assessment is crucial, in particular for sites under potential development threats. ...
2006-05-10 – Dynamic and Succession of Ecosystems
... • Early seres are short, linear food chains which are easily upset if one element in the food chain is removed • As the succession progresses the ecosystem becomes more layered and species diversity increases creating a complex food web • The more complex food webs → greater stability → allows alter ...
... • Early seres are short, linear food chains which are easily upset if one element in the food chain is removed • As the succession progresses the ecosystem becomes more layered and species diversity increases creating a complex food web • The more complex food webs → greater stability → allows alter ...
10. IMPACTS ON THE AGRARIAN SECTOR
... Spain’s varied agricultural systems. If the current crop management is maintained, crop life cycles will be shortened and flowering and maturation dates will change. Productivity and water use may increase or decrease depending upon interacting factors. This identifies the need for studies and indiv ...
... Spain’s varied agricultural systems. If the current crop management is maintained, crop life cycles will be shortened and flowering and maturation dates will change. Productivity and water use may increase or decrease depending upon interacting factors. This identifies the need for studies and indiv ...
Destruction of grasslands
... pillaging the last scraps of native grassland to dig up wild specimens that are reputed to have greater potency than cultivated plants. Another plant being commercially marketed for its health effects is goldenseal (''Hydrastis canadensis''), a species of the buttercup family found in grasslands thr ...
... pillaging the last scraps of native grassland to dig up wild specimens that are reputed to have greater potency than cultivated plants. Another plant being commercially marketed for its health effects is goldenseal (''Hydrastis canadensis''), a species of the buttercup family found in grasslands thr ...
habitat in agricultural landscapes: how much is enough?
... settlement. Land was cleared to lay claim to new lands and create opportunities for growing populations to own land. The intensification of agriculture in the second half of the 20th century has further exacerbated biodiversity loss, eliminating the patchwork of fencerows, field edges, pastures, sma ...
... settlement. Land was cleared to lay claim to new lands and create opportunities for growing populations to own land. The intensification of agriculture in the second half of the 20th century has further exacerbated biodiversity loss, eliminating the patchwork of fencerows, field edges, pastures, sma ...
Rethinking Swidden Cultivation in Myanmar
... University of East Anglia /Pyoe Pin - 2013 Swidden cultivation, also known as shifting cultivation or Shwe Pyaung Taung-ya, describes a spectrum of rotational agro-forestry practices at varying levels of intensity prevalent in Myanmar’s uplands. Swidden cultivation contributes to the livelihoods o ...
... University of East Anglia /Pyoe Pin - 2013 Swidden cultivation, also known as shifting cultivation or Shwe Pyaung Taung-ya, describes a spectrum of rotational agro-forestry practices at varying levels of intensity prevalent in Myanmar’s uplands. Swidden cultivation contributes to the livelihoods o ...
Leaf Litter bk - American Museum of Natural History
... providing ecological services like nutrient cycling, the soil would soon be depleted of nutrients and plants could not grow. Not only are these tiny leaf litter animals valuable in creating good woodland soil, they themselves become food for other forest animals. In other words, they become part of ...
... providing ecological services like nutrient cycling, the soil would soon be depleted of nutrients and plants could not grow. Not only are these tiny leaf litter animals valuable in creating good woodland soil, they themselves become food for other forest animals. In other words, they become part of ...
Ecological Heterogeneity in the Effects of Grazing and Fire on
... recent years, the maintenance of appropriate disturbance regimes has also become recognized as a general principle in conservation biology (e.g., Meffe & Carroll 1997 ). Yet in a world of ever-increasing movement of propagules across former biotic boundaries, wildlands managers face a fundamental di ...
... recent years, the maintenance of appropriate disturbance regimes has also become recognized as a general principle in conservation biology (e.g., Meffe & Carroll 1997 ). Yet in a world of ever-increasing movement of propagules across former biotic boundaries, wildlands managers face a fundamental di ...
23.1 Ecological Concepts
... subject to rapid change, both spatially and temporally Resources in natural environments are highly variable and many microbes in nature face a feast-or-famine existence Growth rates of microbes in nature are usually well below maximum growth rates defined in the laboratory Competition and coo ...
... subject to rapid change, both spatially and temporally Resources in natural environments are highly variable and many microbes in nature face a feast-or-famine existence Growth rates of microbes in nature are usually well below maximum growth rates defined in the laboratory Competition and coo ...
Forest Conservation Biology
... • Conservation biology vs. Restoration ecology – Conservation biology is to biological conservation what restoration ecology is to ecological restoration – “conserving what is left” vs. “restoring what once was” ...
... • Conservation biology vs. Restoration ecology – Conservation biology is to biological conservation what restoration ecology is to ecological restoration – “conserving what is left” vs. “restoring what once was” ...
Succession in Ecosystems
... • Occurs on an area of newly exposed rock, sand, lava, or any area that has not been occupied by a living (biotic) community. – New island created by volcano – Rock uncovered by glacier ...
... • Occurs on an area of newly exposed rock, sand, lava, or any area that has not been occupied by a living (biotic) community. – New island created by volcano – Rock uncovered by glacier ...
Microfaunal Interactions in the Rhizosphere
... Verhagen et al. 1995, Alphei et al. 1996, Bonkowski et al. 2000b). Introduced bacteria also interact with rhizosphere microfauna. Inoculation of pea (Pisum sativum) seeds with strains of the bacterium Pseudomonas fluorescens increased the abundance of nematodes and protozoa in the rhizosphere, non-i ...
... Verhagen et al. 1995, Alphei et al. 1996, Bonkowski et al. 2000b). Introduced bacteria also interact with rhizosphere microfauna. Inoculation of pea (Pisum sativum) seeds with strains of the bacterium Pseudomonas fluorescens increased the abundance of nematodes and protozoa in the rhizosphere, non-i ...
Plants, Environment and Ecological Adaptations
... soil by the action of capillary attraction and gravity. Vegetation tends to roughen the soil surface and allows the water to move into the soil, whereas in urban areas because of low infiltration, surface run off may reach 85 per cent of total precipitation. Water losses from soil also take place th ...
... soil by the action of capillary attraction and gravity. Vegetation tends to roughen the soil surface and allows the water to move into the soil, whereas in urban areas because of low infiltration, surface run off may reach 85 per cent of total precipitation. Water losses from soil also take place th ...
1.-Biodiversity - Lesmahagow High School
... two remote Mexican states, Oaxaca and Puebla, had been contaminated with DNA from genetically modified (GM) maize. Genetic pollution is alarming both because it is illegal to grow GM maize in Mexico” ...
... two remote Mexican states, Oaxaca and Puebla, had been contaminated with DNA from genetically modified (GM) maize. Genetic pollution is alarming both because it is illegal to grow GM maize in Mexico” ...
Microbial ecology of biological invasions
... services such as increased access to limiting nutrients (e.g., N, P) and protection from pathogens. In exchange, the plants provide these microbes with carbon. Such symbioses have been studied extensively from an agriculture and forestry context for several decades (Alexander, 1984; Smith and Read, ...
... services such as increased access to limiting nutrients (e.g., N, P) and protection from pathogens. In exchange, the plants provide these microbes with carbon. Such symbioses have been studied extensively from an agriculture and forestry context for several decades (Alexander, 1984; Smith and Read, ...
The Eco-System and It`s Challenges
... different ecosystems on the planet, such as deserts, rain forests and coral reefs are all part of a biologically diverse earth. Biodiversity is the huge variety of animals and plants on our planet, together with the places where they are found. Biodiversity boosts ecosystems productivity where each ...
... different ecosystems on the planet, such as deserts, rain forests and coral reefs are all part of a biologically diverse earth. Biodiversity is the huge variety of animals and plants on our planet, together with the places where they are found. Biodiversity boosts ecosystems productivity where each ...
lecture 25 ch 22 community development
... Forest as shifting mosaic of different successional ages How long does succession last? (When) is climax community reached? Disturbance at any stage can set back to earlier seral stage Periodic disturbance can keep at subclimax stage Predictable patterns in succession Communities are most diverse, c ...
... Forest as shifting mosaic of different successional ages How long does succession last? (When) is climax community reached? Disturbance at any stage can set back to earlier seral stage Periodic disturbance can keep at subclimax stage Predictable patterns in succession Communities are most diverse, c ...