Environmental Studies, Sustainability & Ecosystems
Environmental Studies
Environmental studies is multidisciplinary in nature, integrating knowledge and methods from various fields such as ecology, biology, chemistry, geology, economics, sociology, and political science to understand and address complex environmental issues. This multidisciplinary approach is essential because environmental problems are influenced by diverse physical, biological, social, and economic factors and cannot be solved by a single discipline alone. [1]
The scope of environmental
Read MoreWhat are the two stages of development of the Greek Civilization
Spanish-
urban hierarchy:
* National Metropolis are the cities of Madrid and Barcelona, play the roles of high quality services, high technology …
* Metropolis regional, metropolitan areas are Valencia, Seville, Bilbao. Occupy the positions of high rank, have a regional catchment area.
* Sub-metropolis, cities play specialized sub-catchment area.
* Cities averages are provincial capitals and cities specializing in industrial or commercial functions, less-specialized functions, provincial catchment
The employer shall conduct” + “risk assessment
Roles of International agency
1. Provide early warning systems & global alerts 2. Set international guidelines like Sendai Framework 3. Offer rapid relief teams such as UNDAC & IFRC 4. Supply humanitarian aid including food, water, shelter 5. Give financial assistance through World Bank, ADB, IMF 6. Conduct post-
disaster damage & needs assessment (PDNA) 7. Support technical expertise, research & training via UNDP, WHO 8. Coordinate cross-border disaster response among countries 9.
Sericulture and Silkworm Rearing: Production and Biology
Sericulture: Definition and Economic Importance
Sericulture is the rearing of silkworms for the production of silk. It is a farm-based, labor-intensive, and commercially profitable agro-industry that provides employment and income to rural people, especially women and small farmers.
Main Scopes and Benefits of Sericulture
- Employment Generation: Provides year-round jobs to farmers, reelers, weavers, and traders.
- Rural Development: Boosts the rural economy through cottage industries.
- Export Potential:
Sub-Saharan Africa and North America: Geographic Profiles
Chapter 7: The Sub-Saharan African Realm
1. Africa: Physical Geography and Climate
- Size: Africa: 11.6 million sq. miles; USA: 3.6 million sq. miles.
- Physical Geography: Characterized by “continentality” (far from moisture sources), lack of a major mountain backbone, presence of rift valleys, and often described as a “plateau continent.”
- Climate Classification:
- A (Tropical): Af (Rainforest), Am (Monsoon), Aw (Savanna).
- B (Dry): BW (Desert), BS (Steppe).
- C (Mesothermal/Temperate): Csa/Csb (Mediterranean,
Feudalism and the Social Structure of Medieval Europe
The Origins of Feudalism
Feudalism is the name given to the political, economic, and social system in medieval Europe between the ninth and thirteenth centuries. After the Carolingian Empire, Europe was divided into numerous kingdoms. The kings were very weak; they had no armies and could not protect their lands from the new invasions that affected Europe, such as those by the Vikings, Hungarians, and Saracens (a name used to refer to Muslims during the Middle Ages). To protect the population, kings
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