Harriet Ross Tubman was an illiterate slave born in the Bucktown district of Dorchester County on the Eastern Shore of Maryland. She escaped to freedom, alone, in 1849. For the next 11 years she returned to the South 19 times to lead more than 300 slaves north across the Mason-Dixon Line and sometimes into Canada.
HOW DO EARTHQUAKES AFFECT SOCIETY? The earthquake hazard poses the most serious intermediate term risk to the health, safety, and economic viability of many parts of the United States and throughout the world. Recent earthquakes demonstrated the risks to modern industrial societies from such cataclysmic events, affecting everything from massive loss of life, infrastructure damage, and financial instability. Much larger earthquakes can be expected to occur adjacent to many metropolitan regions in the United States. Examples: 1. The Northridge earthquake (1994) was a modest (magnitude 6.7) event which caused 57 deaths, over $20 billion of damage, and created major disruption of the Los Angeles area infrastructure.
Natural disasters and ocean ecosystems. How did the Japanese earthquake and resulting tsunami affect the oceans? Really, we don't know, but it's nearly certain that ocean effects are less dramatic than effects on people. Here's an excerpt from an interesting article on the 2004 tsunami in Southeast Asia: ...man was not alone in feeling the impact. Ecosystems and other species were also hit.