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The Severity of an Earthquake

Source: National Earthquake Information Center, U.S. Geological Survey Earthquakes are the result of forces deep within Earth's interior that continuously affect its surface. The energy from…

The Nature of Volcanoes

Volcanoes are built by the accumulation of their own eruptive products—lava, bombs (crusted over ash flows), and tephra (airborne ash and dust). A volcano is most commonly a conical hill or…

Election Ennui

The presidential election of 2000 between Vice President Al Gore (D) and Texas governor George W. Bush (R) was the tightest election in four decades. The neck-and-neck race, however, was…

Supreme Court Decision

The 2000 election will go down in history, not only for the gridlock in Florida, but also for the way in which it split the Supreme Court, which had never before stepped in to rule on a…

Election Cliffhanger

The neck-and-neck race, however, continued well beyond election day, Nov. 7th. Results were so close that at different times on election night and into the early hours of Nov. 8, each of…

President-Elect Bush

When Bush takes the oath of office on Jan. 20, 2001, he will be the fourth president to have triumphed in the electoral college but to have lost the popular vote. The others were John…

Droughts and Heat Waves

The biggest droughts and heat waves since the 1930s 1930s Many states: longest drought of the 20th century.…

A Nuclear North Korea

—Borgna Brunner Hamid Karzai, leader of an interim Afghan government after the fall of the Taliban, officially became head of state in June 2002. Karzai's strong international support led to…

Measuring Global Poverty

Traditionally, poverty has been measured by the lack of a minimum income (or consumption level) necessary to meet basic needs. Measuring poverty on a global scale requires establishing a…