What Are The Sources Of Biodiversity?

What are the 4 types of biodiversity?

Types of BiodiversityGenetic Diversity.

Every species on Earth is related to every other species through genetic connections.

Species Diversity.

Species diversity is the variety of species within a habitat or a region.

Ecological Diversity.

Biodiversity Agreements.

Human Impact.

Conservation..

What are the 4 factors that affect biodiversity?

Important direct drivers affecting biodiversity are habitat change, climate change, invasive species, overexploitation, and pollution (CF4, C3, C4. 3, S7). No single measure or indicator represents the totality of the various drivers.

Why is biodiversity important 5 Reasons?

Ecological life support— biodiversity provides functioning ecosystems that supply oxygen, clean air and water, pollination of plants, pest control, wastewater treatment and many ecosystem services. Recreation—many recreational pursuits rely on our unique biodiversity , such as birdwatching, hiking, camping and fishing.

What are the major threats of biodiversity?

Threats to BiodiversityHabitat Fragmentation. Ecosystem conversion and ecosystem degradation contribute to habitat fragmentation. … Exotic Species Introductions. Infestation by alien species, such as the Codling Moth, is also a major threat to BC ecosystems. … Pollution. … Global Climate Change. … Corridors and Connectivity.

What are the main causes of biodiversity loss?

Reason for Loss of BiodiversityHabitat destruction. Habitat destruction is a major cause of biodiversity loss. … Invasive Species. … Over-exploitation of Species. … Global Warming and Climate Change. … Pollution. … Human Overpopulation. … Natural Calamities. … Genetic Pollution.

What are the challenges of biodiversity?

The key pressures driving biodiversity loss are overexploitation of species, invasive alien species, pollution, climate change, and especially the degradation, fragmentation, and destruction of habitats (7).

What are the 3 types of biodiversity?

Usually three levels of biodiversity are discussed—genetic, species, and ecosystem diversity. Genetic diversity is all the different genes contained in all individual plants, animals, fungi, and microorganisms. It occurs within a species as well as between species.

What is biodiversity in simple words?

Biodiversity is the shortened form of two words “biological” and “diversity”. It refers to all the variety of life that can be found on Earth (plants, animals, fungi and micro-organisms) as well as to the communities that they form and the habitats in which they live.

Which type of biodiversity is most important?

Species diversity refers to the variety of different types of species found in a particular area. It is the biodiversity at the most basic level. It includes all the species ranging from plants to different microorganism. No two individuals of the same species are exactly similar.

What are 5 causes of biodiversity loss?

5 major threats to biodiversity, and how we can help curb themClimate change. Changes in climate throughout our planet’s history have, of course, altered life on Earth in the long run — ecosystems have come and gone and species routinely go extinct. … Deforestation and habitat loss. Image: Nelson Luiz Wendel / Getty Images. … Overexploitation. … Invasive species. … Pollution.

What are the 6 main threats to biodiversity?

6 Main Threats to Biodiversity – Explained!Human Activities and Loss of Habitat: … Deforestation: … Desertification: … Marine Environment: … Increasing Wildlife Trade: … Climate Change:

What are the five threats to biodiversity?

Five main threats to biodiversity are commonly recognized in the programmes of work of the Convention: invasive alien species, climate change, nutrient loading and pollution, habitat change, and overexploitation.