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Water pollution (or aquatic pollution) is the contamination of water bodies, with a negative impact on their uses. [153]: 6 It is usually a result of human activities. Water bodies include lakes, rivers, oceans, aquifers, reservoirs and groundwater. Water pollution results when contaminants mix with these water bodies. Contaminants can come ...
Social impact assessment (SIA) is a methodology to review the social effects of infrastructure projects and other development interventions. Although SIA is usually applied to planned interventions, the same techniques can be used to evaluate the social impact of unplanned events, for example, disasters, demographic change, and epidemics.
A natural disaster is the negative impact following an actual occurrence of natural hazard in the event that it significantly harms a community. [1] An example of the distinction between a natural hazard and a disaster is that an earthquake is the hazard which caused the 1906 San Francisco earthquake disaster. A natural hazard [18] is a natural ...
Human activities have a range of impacts on the environment, both positive and negative. Many activities have profound negative impacts on the environment that create direct and indirect stressors on ecosystems. These stressors have an additive, synergistic or antagonistic effect on one another, creating cumulative effects to the environment ...
Anti-social behaviour can have a negative effect and impact on Australian communities and their perception of safety. The Western Australia Police force define anti-social behaviour as any behaviour that annoys, irritates, disturbs or interferes with a person's ability to go about their lawful business. [ 50 ]
An economic impact analysis is commonly developed in conjunction with proposed legislation or regulatory changes, in order to fully understand the impact of government action on the economy. The United States Department of Energy economic impact model is one example of this type of application. [ 16 ]
Climate change vulnerability is a concept that describes how strongly people or ecosystems are likely to be affected by climate change. Its formal definition is the "propensity or predisposition to be adversely affected" by climate change. It can apply to humans and also to natural systems (or ecosystems).
Community organizing is a process where people who live in proximity to each other or share some common problem come together into an organization that acts in their shared self-interest. [1]