carrying+capacity
51Container ship — Two container ships pass in San Francisco Bay Class overview Name: Container ship Subclasses: (1) Geared or gearless …
52Glossary of environmental science — This is a glossary of environmental science.Environmental science is the study of interactions among physical, chemical, and biological components of the environment. Environmental science provides an integrated, quantitative, and… …
53Blood substitutes — Blood substitutes, often called artificial blood, are used to fill fluid volume and/or carry oxygen and other blood gases in the cardiovascular system. Although commonly used, the term is not accurate since human blood performs many important… …
54William R. Catton, Jr. — William R. Catton, Jr. William R. Catton, Jr. (born January 15, 1926) is an American sociologist best known for his scholarly work in environmental sociology and human ecology. His intellectual approach is broad and interdisciplinary. Catton s… …
55Hemoglobin — Hemoglobin, human, adult (heterotetramer, (αβ)2) Structure of human hemoglobin. The protein s α and β subunits are in red and blue, and the iron containing heme groups in green. Fro …
56space exploration — Investigation of the universe beyond Earth s atmosphere by means of manned and unmanned spacecraft. Study of the use of rockets for spaceflight began early in the 20th century. Germany s research on rocket propulsion in the 1930s led to… …
57Pilot licensing in Canada — is governed by Transport Canada in accordance with the Aeronautics Act and the Canadian Aviation Regulations (CARs). A person may operate an aircraft or act as a flight crew member only with a licence issued by Transport Canada. Personnel… …
58Copper wire and cable — Copper has been used in electric wiring since the invention of the electromagnet and the telegraph in the 1820s.[1][2] The invention of the telephone in 1876 proved to be another early boon for copper wire.[3] Today, despite competition from… …
59Immigration reduction — refers to movements that advocate a reduction in the amount of immigration allowed into their country. This can include a reduction in the numbers of legal immigrants, advocating stronger action be taken to prevent illegal entry and illegal… …
60Computers and Information Systems — ▪ 2009 Introduction Smartphone: The New Computer. The market for the smartphone in reality a handheld computer for Web browsing, e mail, music, and video that was integrated with a cellular telephone continued to grow in 2008. According to… …
