Search results
Results from the WOW.Com Content Network
Ecosystem services are the various benefits that humans derive from healthy ecosystems. These ecosystems, when functioning well, offer such things as provision of food, natural pollination of crops, clean air and water, decomposition of wastes, or flood control. Ecosystem services are grouped into four broad categories of services.
This indirectly benefits society via the maintenance of ecosystem services and the reduction of severe wildfires. Ecosystem management is an approach to natural resource management that aims to ensure the long-term sustainability and persistence of an ecosystem 's function and services while meeting socioeconomic, political, and cultural needs ...
A green economy is an economy that aims at reducing environmental risks and ecological scarcities, and that aims for sustainable development without degrading the environment. [ 1 ][ 2 ][ 3 ] It is closely related with ecological economics, but has a more politically applied focus. [ 4 ][ 5 ] The 2011 UNEP Green Economy Report argues "that to ...
Environmental economics is a sub-field of economics concerned with environmental issues. [ 1 ] It has become a widely studied subject due to growing environmental concerns in the twenty-first century. Environmental economics "undertakes theoretical or empirical studies of the economic effects of national or local environmental policies around ...
Wildlife conservation refers to the practice of protecting wild species and their habitats in order to maintain healthy wildlife species or populations and to restore, protect or enhance natural ecosystems. Major threats to wildlife include habitat destruction, degradation, fragmentation, overexploitation, poaching, pollution, climate change ...
Economic analysis of climate change. Estimated median income loss or gain per person by 2050 due to climate change, compared to a scenario with no climate impacts (red colour indicates a loss, blue colour a gain). [ 1 ] An economic analysis of climate change uses economic tools and models to calculate the magnitude and distribution of damages ...
Natural capital is the world's stock of natural resources, which includes geology, soils, air, water and all living organisms. Some natural capital assets provide people with free goods and services, often called ecosystem services. All of these underpin our economy and society, and thus make human life possible. [ 3 ][ 4 ]
An ecosystem (or ecological system) consists of all the organisms and the abiotic pools (or physical environment) with which they interact. [3][4]: 5 [2]: 458 The biotic and abiotic componentsare linked together through nutrient cycles and energy flows. [5] "Ecosystem processes" are the transfers of energy and materials from one pool to another.