Because of the isolation of some of the islands of the Philippines since the Pleistocene era, Philippine forests are home to numerous endemic life forms. Rapid deforestation, transformation of mangrove swamps, and destruction of coral reefs all point to significant loss of biodiversity.
What are some of the reasons behind biodiversity decline?
CAUSES OF BIODIVERSITY LOSS
- Climate change.
- Destruction of habitats.
- Invasive alien species.
- Overexploitation of the natural environment.
- Extinction of species.
- Threat to human beings.
- Proliferation of pests.
What are the biodiversity issues in the Philippines?
The continuing habitat degradation and forestland conversion are major threats to Philippine biodiversity. These are attributed primarily to large-scale and indiscriminate logging and mining, burgeoning human population, overharvesting of resources, and infrastructure development.
What are the 5 factors that affect 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.
What are the causes of loss of biodiversity class 12?
Causes for Loss of Biodiversity
- Habitat loss and fragmentation.
- Alien species invasions.
Is biodiversity in the Philippines threatened?
The Philippines is also one of the world’s biodiversity hotspots with at least 700 threatened species, thus making it one of the top global conservation areas. … In terms of fishes, the Philippines counts at least 3,214 species, of which about 121 are endemic and 76 threatened.
What is Philippine biodiversity?
The Philippines is one of the 17 mega biodiverse countries, containing two-thirds of the Earth’s biodiversity and 70 percent of world’s plants and animal species due to its geographical isolation, diverse habitats and high rates of endemism. The Philippines’ biodiversity provides several ecosystem services.
What are the threats to biodiversity?
What are the main threats to biodiversity?
- Changes to how we use the land and waters. Both our lands and our seas contain many different ecosystems, and these are affected by business actions. …
- Overexploitation and unsustainable use. …
- Climate change. …
- Increased pollution. …
- Invasive species.
Which affects biodiversity loss the most?
Historically, habitat and land use change have had the biggest impact on biodiversity in all ecosystems, but climate change and pollution are projected to increasingly affect all aspects of biodiversity.
What are the effects of biodiversity loss?
Biodiversity loss can have significant direct human health impacts if ecosystem services are no longer adequate to meet social needs. Indirectly, changes in ecosystem services affect livelihoods, income, local migration and, on occasion, may even cause or exacerbate political conflict.
What 3 factors affect the biodiversity of an ecosystem?
Factors that affect biodiversity in an ecosystem include area, climate, and diversity of niches.