Planetary boundaries are a framework to describe limits to the impacts of human activities on the Earth system. Beyond these limits, the environment may...
101 KB (10,094 words) - 02:21, 6 September 2024
In meteorology, the planetary boundary layer (PBL), also known as the atmospheric boundary layer (ABL) or peplosphere, is the lowest part of the atmosphere...
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Johan Rockström (section Planetary boundaries)
to regional boundaries, interconnections and feedbacks between planetary boundaries, and the quantification of hitherto uncertain boundaries. Mercedes-Benz...
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or lifebelt – combining the concept of planetary boundaries with the complementary concept of social boundaries. The name derives from the shape of the...
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Attenborough and Johan Rockström. Breaking Boundaries tells the story how humans are pushing Earth beyond the boundaries that have kept the planet stable for...
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environment. In 2009, the planetary boundaries concept was published in the science journal Nature. The paper identifies nine boundaries in the Earth system...
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planetary boundaries to the world". www.stockholmresilience.org. 30 April 2021. Retrieved 25 January 2022. Gaffney, Owen (2021). Breaking boundaries :...
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Holocene epoch; crossing planetary boundaries for safe levels of atmospheric carbon, ocean acidity, or one of the other stated boundaries could send the global...
57 KB (6,852 words) - 06:47, 10 September 2024
delivering what its citizens need without transgressing the biophysical planetary boundaries".: 11 Sustainability is regarded as a "normative concept". This...
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In differentiated bodies, the surface is where the crust meets the planetary boundary layer. Anything below this is regarded as being sub-surface or sub-marine...
44 KB (3,995 words) - 09:43, 23 August 2024
areas. The concept of planetary boundaries was introduced to quantify humanity's impact on Earth. Of the nine identified boundaries, five have been crossed:...
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found that levels of anthropogenic chemical pollution have exceeded planetary boundaries and now threaten entire ecosystems around the world. Pollutants frequently...
74 KB (8,658 words) - 11:49, 11 September 2024
Planetary health is a multi- and transdisciplinary research paradigm, a new science for exceptional action, and a global movement. Planetary health refers...
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impacts on the environment including global catastrophic risk and planetary boundaries. For further information about human impacts on the environment,...
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bottom-up approach for LCE that uses targets based on planetary boundaries. Planetary boundaries can be used to establish limits for the earth's carrying...
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biodiversity loss.: 41 In addition, there is a trade-off between the planetary boundaries of Earth and the aspirations for wealth and well-being. This has...
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earth's ecosystems if human society worked to live sustainably within planetary boundaries. The bulk of environmental impacts are caused by excessive consumption...
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an economic model that balances between essential human needs and planetary boundaries. Raworth is senior associate at Oxford University’s Environmental...
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widespread negative impacts on the environment. When analyzed from a planetary boundaries perspective, human society has released novel entities that well...
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United States forests Related Conservation officer De-extinction Planetary boundaries IUCN Red List NatureServe conservation status Special Area of Conservation...
14 KB (1,625 words) - 16:13, 23 April 2024
The convective planetary boundary layer (CPBL), also known as the daytime planetary boundary layer (or simply convective boundary layer, CBL, when in context)...
17 KB (2,573 words) - 11:22, 3 March 2024
friction of the troposphere against the planetary surface affects the flow of the air, and so forms the planetary boundary layer (PBL) that varies in height...
20 KB (2,466 words) - 13:09, 6 September 2024
Shear velocity (section Planetary boundary layer)
local shear stress at the wall. Within the lowest portion of the planetary boundary layer a semi-empirical log wind profile is commonly used to describe...
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biodiversity loss is, generally speaking, human activities that push the planetary boundaries too far. These activities include habitat destruction (for example...
101 KB (12,583 words) - 13:47, 10 September 2024
61 Cygni (section Refining planetary boundaries)
For 61 Cygni B, the habitable zone is 0.24–0.50 AU. Since no certain planetary object has been detected around either star so far, McDonald Observatory...
50 KB (5,255 words) - 11:51, 22 June 2024
The alpine planetary boundary layer is the planetary boundary layer (PBL) associated with mountainous regions. Due to its high spatial and temporal variability...
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Barnard's Star (category Hypothetical planetary systems)
mid-1970s after much debate. In November 2018, a candidate super-Earth planetary companion known as Barnard's Star b was reported to orbit Barnard's Star...
52 KB (5,065 words) - 21:48, 22 August 2024
instruments can be used to measure properties of the planetary boundary layer, including boundary layer height, aerosols and clouds. Satellite remote sensing...
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doughnut-shaped visual framework illustrates a safe space between "planetary boundaries" and "social boundaries" in which "humanity can thrive." From the frustrations...
11 KB (1,265 words) - 13:23, 30 March 2024
Wind shear (section Planetary boundary layer)
three-dimensional boundary. The stronger the outflow boundary is, the stronger the resultant vertical wind shear will become. Weather fronts are boundaries between...
29 KB (3,345 words) - 16:06, 10 June 2024