What is meant by ecosystem resilience what can cause it to fail How does this relate to environmental tipping points?
What can cause it to fail? How does this relate to environmental tipping points? Ecosystem resilience is its ability to return to normal functioning after a disturbance. … The tipping point is a situation that can move the ecosystem in one direction or another.
What role do shrubs small trees and snags play in a fire suppression forest?
Uncontrolled wildfire raging through a forest can have disastrous effects. Healthy trees are reduced to blackened snags; shrubs that provided food and cover for wildfire become ashes; under the intense heat some soil nutrients are vaporized and become airborne in clouds of choking smoke.
What are four categories of consumers in an ecosystem and what role does each play?
There are four types of consumers: omnivores, carnivores, herbivores and decomposers. Herbivores are living things that only eat plants to get the food and energy they need. Animals like whales, elephants, cows, pigs, rabbits, and horses are herbivores. Carnivores are living things that only eat meat.
What is meant by the term stakeholder How does ecosystem management involve stakeholders quizlet?
Stakeholders are groups of people who have an interest in the management of a given environmental resource, from those dependent on the resource to those managing or studying the resource. Ecosystem management involves stakeholders because the stakeholders can sway decisions pertaining to the ecosystem management.
What biomes need fire for plant germination?
Many ecosystems, particularly prairie, savanna, chaparral and coniferous forests, have evolved with fire as an essential contributor to habitat vitality and renewal. Many plant species in fire-affected environments require fire to germinate, establish, or to reproduce.
How is the resilience of an ecosystem different from its resistance to disturbance?
Resistance is the ability for an ecosystem to remain unchanged when being subjected to a disturbance or disturbances. … Resilience is the ability and rate of an ecosystem to recover from a disturbance and return to its pre-disturbed state.
What role does fire play in an ecosystem?
Many ecosystems benefit from periodic fires, because they clear out dead organic material—and some plant and animal populations require the benefits fire brings to survive and reproduce.
What is the role of fire in or environment?
It plays a key role in shaping ecosystems by serving as an agent of renewal and change. But fire can be deadly, destroying homes, wildlife habitat and timber, and polluting the air with emissions harmful to human health. Fire also releases carbon dioxide—a key greenhouse gas—into the atmosphere.
What is the role of consumers in the environment?
Organisms interact with each other and their environment in ecosystems. The role of consumers in an ecosystem is to obtain energy by feeding on other organisms and sometimes transfer energy to other consumers.
What is the role of producers consumers and decomposers in an ecosystem?
Producers use energy and inorganic molecules to make food. Consumers take in food by eating producers or other living things. Decomposers break down dead organisms and other organic wastes and release inorganic molecules back to the environment.