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[22]: 560 Many people in Sub-Saharan Africa are living with economic water scarcity. [24]: 11 There is enough freshwater available globally and averaged over the year to meet demand. As such, water scarcity is caused by a mismatch between when and where people need water, and when and where it is available. [25]
There are three basic types of freshwater ecosystems: Lentic (slow moving water, including pools, ponds, and lakes), lotic (faster moving water, for example streams and rivers) and wetlands (areas where the soil is saturated or inundated for at least part of the time). [2] [1] Freshwater ecosystems contain 41% of the world's known fish species. [3]
This is a list of freshwater ecoregions as compiled by the World Wildlife Fund (WWF). The freshwater ecoregion system is similar to that for terrestrial ecoregions.The Earth's land surface is divided into eight terrestrial biogeographic realms or ecozones, which contain hundreds of smaller ecoregions.
Florida's aquatic ecosystem will be undergoing some major changes, and it's all thanks to research done by a 13-year-old. While fishing with her marine biologist father, The Palm Beach Post ...
Freshwater environmental quality parameters are those chemical, physical and biological parameters that can be used to characterise a freshwater body. Because almost all water bodies are dynamic in their composition, the relevant quality parameters are typically expressed as a range of expected concentrations.
What’s more, there’s an infinite variety of subtle nuances that can make fishing challenging enough for a lifetime. Fishing can be done virtually anywhere there’s water, and for little cost.
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There is an increasing trend in freshwater fish for local taxonomic, functional, and phylogenetic richness in more than half of the world's rivers. [7] This increase in local diversity is primarily explained by anthropogenic species introductions that compensate for or even exceed extinctions in most rivers.