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Society portal. v. t. e. Human impact on the environment (or anthropogenic environmental impact) refers to changes to biophysical environments [ 1 ] and to ecosystems, biodiversity, and natural resources [ 2 ] caused directly or indirectly by humans. Modifying the environment to fit the needs of society (as in the built environment) is causing ...
Social-ecological systems are based on the concept that humans are a part of—not separate from—nature. [8] This concept, which holds that the delineation between social systems and natural systems is arbitrary and artificial, was first put forth by Berkes and Folke, [9] and its theory was further developed by Berkes et al. [10] More recent research into social-ecological system theory has ...
t. e. Air pollution is the contamination of air due to the presence of substances called pollutants in the atmosphere that are harmful to the health of humans and other living beings, or cause damage to the climate or to materials. [ 1] It is also the contamination of the indoor or outdoor environment either by chemical, physical, or biological ...
Carbon dioxide (CO 2) is the main greenhouse gas resulting from human activities. It accounts for more than half of warming. Methane (CH 4) emissions have almost the same short-term impact. [80] Nitrous oxide (N 2 O) and fluorinated gases (F-gases) play a lesser role in comparison. Emissions of carbon dioxide, methane and nitrous oxide in 2023 ...
Environmental change is a change or disturbance of the environment most often caused by human influences and natural ecological processes. Environmental changes include various factors, such as natural disasters ,of human interferences, or animal interaction. Environmental change encompasses not only physical changes, but also factors like an ...
Environmental ethics. In environmental philosophy, environmental ethics is an established field of practical philosophy "which reconstructs the essential types of argumentation that can be made for protecting natural entities and the sustainable use of natural resources." [ 1] The main competing paradigms are anthropocentrism, physiocentrism ...
A human ecosystem has three central organizing concepts: human environed unit (an individual or group of individuals), environment, interactions and transactions between and within the components. [ 1] The total environment includes three conceptually distinct, but interrelated environments: the natural, human constructed, and human behavioral.
Environmental degradation is one of the ten threats officially cautioned by the High-level Panel on Threats, Challenges and Change of the United Nations. The United Nations International Strategy for Disaster Reduction defines environmental degradation as "the reduction of the capacity of the environment to meet social and ecological objectives ...