According to the U.S. Department of Agriculture (USDA), feral hogs cause more than $1.5 billion in damages to property, agricultural interests (crops and livestock), native wildlife and ecosystems as well as cultural and historic resources. Source: Internet
Alban de Mailly Nesle: If we take a cold review, $33 trillion is the estimated monetary value of goods and services that ecosystems provide. Source: Internet
Additionally, the lack of employment opportunities in industry and inaccessibility to markets have combined to lock rural families into a subsistence or self-reliance mode, putting tremendous pressure on local ecosystems. Source: Internet
All plankton ecosystems are driven by the input of solar energy (but see chemosynthesis ), confining primary production to surface waters, and to geographical regions and seasons having abundant light. Source: Internet
Although rice growing in Australia is highly profitable due to the cheapness of land, several recent years of severe drought have led many to call for its elimination because of its effects on extremely fragile aquatic ecosystems. Source: Internet
Among the variety of terrestrial, aquatic and marine ecosystems are dry and wet limestone forests, rainforest, riparian woodland, wetlands, caves, rivers, seagrass beds and coral reefs. Source: Internet