Why do Islands have high biodiversity?
Islands are often considered biodiversity hotspots due to the variety of species that have evolved to thrive on these remote pieces of land. … The features of island living have led to a high number of endemic species, meaning these species are found nowhere else in the world.
Where is the greatest biodiversity found?
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 is island biodiversity?
In relation to biodiversity, islands are unique places that are home to a variety of species and habitats including endemic as well as threatened biodiversity. … Endemism is a feature of many islands. From a global biodiversity perspective islands are therefore considered as biodiversity ‘hot spots’.
Which region has greatest diversity?
Species diversity is greatest in the tropics, particularly in tropical forests and coral reefs. The Amazon basin in South America has the largest area of tropical forests.
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 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.
Why is Costa Rica so biodiverse?
Costa Rica’s biodiversity is attributed to the dramatic shifts in terrain — this tiny country has wetlands, mountains, rivers, and arid plains. You can find many different types of forests here, including tropical dry forests, rainforests, and cloud forests.