Where is biodiversity the highest?
Brazil is the Earth’s biodiversity champion. Between the Amazon rainforest and Mata Atlantica forest, the woody savanna-like cerrado, the massive inland swamp known as the Pantanal, and a range of other terrestrial and aquatic ecosystems, Brazil leads the world in plant and amphibian species counts.
What is considered high biodiversity?
High biodiversity, with many species present, is good. It usually means that an ecosystem is healthy and relatively undisturbed by humans. Low biodiversity is characteristic of an unhealthy or degraded environment. A mown lawn in a city park is an example of an ecosystem with low biodiversity.
Where is the lowest biodiversity?
The arctic regions of the world have the least biodiversity because plants don’t survive in the extreme cold and ice that cover these regions year-round.
What is the index of biodiversity?
Scientists use a formula called the biodiversity index to describe the amount of species diversity in a given area. A simple biodiversity index is calculated as follows: number of species in the area ÷ total number of individuals in the area = biodiversity index.
What leads to high biodiversity?
Unique Climates and Conditions
One of the most significant and naturally occurring causes of differences in biodiversity across the world is differences in climate. … On the other extreme, moist, tropical zones like the Amazon rainforest support some of the highest levels of biodiversity in the world.
What are levels of biodiversity?
Biodiversity is usually explored at three levels – genetic diversity, species diversity and ecosystem diversity. These three levels work together to create the complexity of life on Earth.
What is the rank of India in biodiversity?
India ranks fourth in Asia and tenth in the world in plant diversity, the Birsa Agricultural University (BAU) Vice Chancellor, N N Singh, has said. “India boasts of 45,000 plants and 91,000 animal species,” Singh said delivering a special lecture on Agro-biodiversity and farmers’ rights at BAU Saturday.
What community was the most biodiverse?
Amazonia represents the quintessence of biodiversity – the richest ecosystem on earth. Yet a study by Smithsonian scientists, published this week in the journal Science, shows that differences in species composition of tropical forests are greater over distance in Panama than in Amazonia.
What are the 3 types of biodiversity?
Usually three levels of biodiversity are discussed—genetic, species, and ecosystem diversity.