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Since the first swap occurred between Conservation International and Bolivia in 1987, many national governments and conservation organizations have engaged in debt-for-nature swaps. Most swaps occur in tropical countries, which contain many diverse species of flora and fauna. [2]
The Exxon Valdez oil spill was a major environmental disaster that occurred in Alaska's Prince William Sound on March 24, 1989. The spill occurred when Exxon Valdez, an oil supertanker owned by Exxon Shipping Company, bound for Long Beach, California, struck Prince William Sound's Bligh Reef, 6 mi (9.7 km) west of Tatitlek, Alaska at 12:04 a.m.
In ecology, resilience is the capacity of an ecosystem to respond to a perturbation or disturbance by resisting damage and subsequently recovering. Such perturbations and disturbances can include stochastic events such as fires, flooding, windstorms, insect population explosions, and human activities such as deforestation, fracking of the ground for oil extraction, pesticide sprayed in soil ...
The basic conceptualization of nature from the perspective of environmental economics is that manufactured capital can be used as a substitute for natural capital. [13] The definition of PES provided by environmental economics is the most popular: a voluntary transaction between a service buyer and service seller that takes place on the condition that either a specific ecosystem service is ...
Out of a total of 28,400 terawatt-hours (96.8 × 10 ^ 15 BTU) of energy used in the US in 1999, 10.5% was used in food production, [3] with the percentage accounting for food from both producer and primary consumer trophic levels. In comparing the cultivation of animals versus plants, there is a clear difference in magnitude of energy efficiency.
Ecological goods and services (EG&S) are the economical benefits (goods and services) arising from the ecological functions of ecosystems. Such benefits accrue to all living organisms, including animals and plants, rather than to humans alone. However, there is a growing recognition of the importance to society that ecological goods and ...
Concentrations are above this threshold and rising. It raises concerns that stabilizing CO 2 levels at 450 ppm, or some 16% above the current levels, may condemn this critical, multibillion-dollar ecosystem to extinction and take with it the livelihoods of 500 million people within a matter of decades.
The United Nations decade on Ecosystem Restoration began on World Environment Day, 5 June 2021.In a June 2021 report to help launch the decade, the UN called for nations to deliver on existing ecosystem restoration commitments, which in total add up to over 1 billion hectares, an area bigger than China.