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A satellite image of the Sahara, the world's largest hot desert and third largest desert after Antarctica and the Arctic. Desert greening is the process of afforestation or revegetation of deserts for ecological restoration (biodiversity), sustainable farming and forestry, but also for reclamation of natural water systems and other ecological systems that support life.
Tanzania's biodiversity is under threat from a variety of natural and human factors, similar to other nations. Overexploitation of plant and animal species, the introduction of non-native species, pollution, and climate change are the greatest threats to biodiversity in Tanzania.
The desert climate or arid climate (in the Köppen climate classification BWh and BWk) is a dry climate sub-type in which there is a severe excess of evaporation over precipitation. The typically bald, rocky, or sandy surfaces in desert climates are dry and hold little moisture, quickly evaporating the already little rainfall they receive.
Challenges connected to demographics and climate change. [6] The greatest issue in drylands, is land degradation which poses a huge danger to the world's capacity to end hunger. [7] Drylands occupy around 2 million km² or respectively 90%, 75%, and 67% of Kenya, [8] Tanzania, [9] and Ethiopia respectively. More than 60 million people, or 40% ...
Generally evaporation exceeds rainfall in these ecoregions. Temperature variability is also diverse in these lands. Many deserts, such as the Sahara, are hot year-round, but others, such as East Asia's Gobi Desert, become quite cold during the winter. [1] Temperature extremes are a characteristic of most deserts.
An extreme environment is a habitat that is considered very hard to survive in due to its considerably extreme conditions such as temperature, accessibility to different energy sources or under high pressure. For an area to be considered an extreme environment, it must contain certain conditions and aspects that are considered very hard for ...
Tanzania has a mainly tropical climate but has regional variations due to topography. [5] In the highlands, temperatures range between 10 and 20 °C (50 and 68 °F) during cold and hot seasons respectively and a subtropical highland climate is found. The rest of the country has temperatures rarely falling lower than 20 °C (68 °F).
Climate Action Network - International (CAN) is a global network of over 1,300 environmental non-governmental organisations in over 130 countries working to promote government and individual action to limit human-induced climate change to ecologically sustainable levels.