SUBDUCTION ZONES and ISLAND ARCS. Subduction Zones are where cool lithospheric plates sink back into the mantle. It takes about 50 my for the ocean lithosphere that formed in the hot (>1000C) environment at mid-ocean ridges to cool to an equilibrium state and sink to its maximum depth below sea-level.
Ebola generally starts with flu-like symptoms. Though it's known for the extreme hemorrhagic symptoms -- the bleeding out of the eyes, etc. -- not everyone will experience these. In fact, only 20 percent of people will have [these extreme symptoms] Bhadelia said.
How Ebola Kills: What The Deadly Virus Does To The Human Body. The Ebola virus was first detected in Zaire, now the Democratic Republic of Congo, in 1976. It has resulted in at least 4,493 deaths this year in West Africa, where the deadliest outbreak of the virus is underway. Fever, vomiting, a raised rash and weight loss. These are the familiar symptoms of Ebola, a deadly virus currently wreaking havoc across West Africa. But what Ebola does to the human body at a molecular level is far more disturbing. The virus is a gruesome and meticulous killer â a microscopic Patrick Bateman.