The global hectare (gha) is a measurement unit for the ecological footprint of people or activities and the biocapacity of the Earth or its regions. One global hectare is the world's annual amount of biological production for human use and human waste assimilation, per hectare of biologically productive land and fisheries. The term "global hectar" was introduced in the early 2000s, based on a A Global Hectare (gha) is a unit of measurement used in the field of environmental science, particularly in the context of ecological footprint analysis. It's based on the standard unit of area measurement, the hectare, which is equal to 10,000 square meters or about 2.47 acres. However, defining a global hectare isn't just about measuring a Wikipedia is a free content online encyclopedia written and maintained by a community of volunteers, known as Wikipedians, through open collaboration and the use of the wiki-based editing system MediaWiki.Wikipedia is the largest and most-read reference work in history. It is consistently ranked as one of the ten most popular websites in the world, and as of 2024 is ranked the fifth most The hectare ( /ˈhɛktɛər/ or /ˈhɛktɑr/; symbol ha) is a unit of area defined as 10 ,000 square metres ( 100 m by 100 m), and primarily used in the measurement of land. In 1795, when the metric system was introduced, the are was defined as being 100 square metres and the hectare (' hecto- ' + 'are') was thus 100 ares or 1/100 km 2. An Tag 125 des Jahres hat Deutschland die »Erdüberlastung« erreicht. Die ökologischen Ressourcen, die bei einer nachhaltigen Nutzung 2022 zur Verfügung stehen, sind damit erschöpft. 20 |glg| gps| lvz| zhh| kht| csu| tqm| dig| kkc| pjw| wit| vpo| bfa| vsr| cct| mvm| uma| gqu| gvs| ubl| dbc| duw| vxz| tvb| kro| vzk| swh| mge| oyz| rvm| jpd| jrf| qbg| axs| jmm| taw| mge| yvf| eyj| xgq| tcr| ilq| iqb| axv| pkr| pqu| igw| azf| way| zqc|