Geography

Mount Etna: Surprise Explosion on Sicilian Volcano

Mount Etna: Surprise Explosion on Sicilian Volcano Mount Etna, Europe’s largest volcano, made headlines Thursday (16th March 2017) when an explosion injured at least 10 people. A BBC crew captured the moment in a harrowing video, showing scorching hot rocks and ash pelleting visitors. None of t.....

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To Save the Great Barrier Reef

To Save the Great Barrier Reef To save coral reefs around the world, global temperatures need to level off or decline, according to a new study of the Great Barrier Reef (GBR) over the past 20 years. Warming waters are the key driver of mass bleaching, the study found. As the world continues to h.....

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WHO Reports: Environmental Hazards Kill 1.7 Million Children Every Year

WHO Reports: Environmental Hazards Kill 1.7 Million Children Every Year According to two new World Health Organization reports, about 1.7 million children under the age of 5 die each year because of environmental hazards such as indoor and outdoor air pollution, contaminated water, and poor sanit.....

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Atmospheric Greenhouse Effects

Atmospheric Greenhouse effects make Earth’s surface warmer. Carbon dioxide contributes most (55-60%) to the anthropogenic greenhouse effect, and methane is a distant second (16%). The earth’s “greenhouse effect” is what makes this planet suitable for life as we know it. The .....

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Global Commons

Global Commons is a derivation of the term Common. It is the earth’s unwonted natural resources, such as the oceans, the atmosphere and space. It is a term typically used to describe international, supranational, and global resource domains in which common-pool resources are found. It is ty.....

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Wind Farms and Red Kites

The aim of this lecture is to present on Wind Farms and Red Kites. The read kite is under threat in a number of European countries. The causes include poisoning, electrocution, closures of garbage dumps, shortages of live prey, shooting, predation  (racoons), etc. As there is no evidence that.....

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Radio Merit Badge

General objective of this lecture is to present on Radio Merit Badge. Voluntary, non-commercial radio service established to: Increase the number of radio and electronics experts; Improve international goodwill; Assist with emergency communications and Experiment with radio to improve techno.....

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Lecture on Environmental Chemistry

At a high level of sophistication, Environmental Chemistry normally costs less in conventional economic terms (as well as environmental costs) than chemistry as it is traditionally practiced. By efficiently using materials, maximum recycling, and minimum use of virgin raw materials, green chemi.....

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Environment Green Chemistry

Green Chemistry seeks to present a body of chemical knowledge from the most fundamental level within a framework of the relationship of chemical science to human beings, their surroundings, and their environment. Green chemistry is the practice of chemistry in a manner that maximizes its benefits.....

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Water Table Topography

Major objective of this lecture is to present on Water Table Topography. The water table is the surface where the water pressure head is equal to the atmospheric pressure. As water moves through the ground, it dissolves minerals. Topography characterized by sinkholes, sinkhole ponds, lost rive.....

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Controlling Water Quality

Main objective of this lecture is to present on Controlling Water Quality. In this lecture also briefly describe on Clean Water Act 1972. Controlling Water Quality we should follow some techniques like: Remove lead from gasoline; Reduce road salting; Decrease erosion; Banning phosphates in de.....

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What is Economic Growth?

Economic growth is an increase in the capacity of a country to provide people with goods and services. Must have more people (producers and consumers) and more production and/or consumption per person. Apply gross domestic product (GDP) and per capita GDP in determining economic growth. Gross d.....

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