Encyclopedia of Global Resources part 116 pptx
Encyclopedia of Global Resources part 116 pptx
... concentration of sele-
nium in tissue,however, isonly1.5 to 3.0 milligramsof
selenium per kilogram of body weight. Symptoms of
toxicity may occur when dietary intake exceeds 4 mil-
ligrams per kilogram of ... pro-
duction of semiconductor devices. Because the pres-
ence ofeven smallamounts of impurities can result in
large effects on properties of the material, an ex-
tremely hi...
Encyclopedia of Global Resources part 8 pptx
... Herding reindeer contin
-
Global Resources Animal domestication • 43
Sheep were one of the first animals to be domesticated. (USDA)
ues as a principal occupationofthe Laplanders of Fin
-
land, Sweden, ... from the combination of alleles of many genes.
Animal breeding seeks to improve genetically the fu-
ture population of a particular species by increasing
the proportion of de...
Encyclopedia of Global Resources part 9 pptx
... resource Global Resources
ture of printing type, is an alloy of lead with antimony,
tin, and sometimes copper; this alloy is also used in
metal parts for some musical instruments. Various al-
loys of ... retrieval of
minerals expensive and hazardous. Many parts of the
continent never reach temperatures above freezing,
Global Resources Antarctic treaties • 53
National Researc...
Encyclopedia of Global Resources part 17 pptx
... tons to markets
in Asia and Europe.
Global Resources Brazil • 139
138 • Brazil Global Resources
Brazil: Resources at a Glance
Official name: Federative Republic of Brazil
Government: Federal republic
Capital ... plants, from the level of their
cellular biology to the level of their economic produc-
tion, is considered part of the field of botany.
Definition
Botany is an...
Encyclopedia of Global Resources part 19 pptx
... management decisions.
One of these agencies is the Bureau of Land Man-
agement, a part of the U.S. Department of the Inte-
rior. According to bureau literature, the Bureau of
Land Management’s responsibility ... authorization included such diverse areas of
152 • Bureau of Land Management, U.S. Global Resources
power was asignificant source of energy, largely in the
form...
Encyclopedia of Global Resources part 29 pptx
... in
order to meet global demand.
Uses of Reef Resources
The main usesof coral reefs are theirin situecosystem
services. The vivid interdependency of the diversity
they support rivals that of tropical ... with
at least 50 centimeters of rainfall (corn is often irri
-
gated in drier regions) and daytime temperatures be
-
258 • Corn Global Resources
Uses of Copper
Copper was one...
Encyclopedia of Global Resources part 37 pptx
... tons of carbon annually; this reflects impairment
of an ecosystem service.
The organisms in the world’s ecosystems contain a
332 • Ecosystem services Global Resources
wealth of genetic resources ... kilometers of cropland.
An increasing proportion of crop production—
notably that of corn, soybean, and canola—is used to
generate biofuels, while several crops are grown spe-
ci...
Encyclopedia of Global Resources part 48 pptx
... as lime. Most soils also con
-
Global Resources Fertilizers • 423
tain sufficient amounts of sulfur from the weathering
of sulfur-containing minerals, the presence of sulfur
in other fertilizers, ... Fertilizers Global Resources
418 • Feldspars Global Resources
Million Metric Tons
Source: Mineral Commodity Summaries, 2009Data from the U.S. Geological Survey, . U.S. Governmen...
Encyclopedia of Global Resources part 70 pptx
... precision in the determination of iso
-
tope mass and abundance.
Global Resources Isotopes, stable • 639
642 • Italy Global Resources
Italy: Resources at a Glance
Official name: Italian Republic
Government: ... Knowledge of
this variation allows for the study of storm behavior,
identification of changes in global climatic patterns,
and investigation of past climatic cond...
Encyclopedia of Global Resources part 71 pptx
... no shortage of this industrial mineral resource in
the foreseeable future in Japan.
Global Resources Japan • 653
Global Resources Kazakhstan • 657
Kazakhstan: Resources at a Glance
Official name: ... of the Japanese fishing
enterprises, Japan passed the Fishery
Master Plan of March, 2007. The plan
envisioned promotion ofresource re-
covery and sustainable management
of marin...
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