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Biodiversity hotspots. Original proposal in green, and added regions in blue. [14] Most biodiversity exists within the tropics; likewise, most hotspots are tropical. [15] Of the 36 biodiversity hotspots, 15 are classified as old, climatically-buffered, infertile landscapes (OCBILs). [16]
Megadiversity means exhibiting great biodiversity. The main criterion for megadiverse countries is endemism at the level of species, genera and families. A megadiverse country must have at least 5,000 species of endemic plants and must border marine ecosystems.
Forests harbour most of Earth's terrestrial biodiversity. The conservation of the world's biodiversity is thus utterly dependent on the way in which we interact with and use the world's forests. [78] A new method used in 2011, put the total number of species on Earth at 8.7 million, of which 2.1 million were estimated to live in the ocean. [79]
The Global 200 is the list of ecoregions identified by the World Wide Fund for Nature (), the global conservation organization, as priorities for conservation.According to WWF, an ecoregion is defined as a "relatively large unit of land or water containing a characteristic set of natural communities that share a large majority of their species dynamics, and environmental conditions".
CEPF works to protect ecosystems and the species within them by awarding grants to local and international civil society organizations working in biodiversity hotspots around the world. Grant recipients include nonprofit organizations, indigenous peoples groups and small businesses, among others.
As the world’s largest iceberg, ... which measures about 61 by 59 kilometers (about 37.9 by 36.7 miles), is slightly smaller than the mountain and is “at that sweet spot in size, where it’s ...
The latter is often true of species living in biodiversity hotspots, which are areas of the world with an exceptionally high concentration of endemic species (species found nowhere else in the world). [48] Many of these hotspots are in the tropics, mainly tropical forests like the Amazon. [49]
While the World Happiness Report celebrates many Nordic countries (Finland ranks No. 1 as the happiest country for the seventh consecutive year, followed in close range by Denmark, Iceland, and ...