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KEY DATES KEY DATES 1970: E.P.A. CREATED APRIL 22: 1 ST OFFICIAL “EARTH DAY” MARCH 28, 1979: THREE MILE ISLAND ACCIDENT APRIL 26, 1986: CHERNOBYL.

KEY DATES KEY DATES 1970: E.P.A. CREATED APRIL 22: 1 ST OFFICIAL “EARTH DAY” MARCH 28, 1979: THREE MILE ISLAND ACCIDENT APRIL 26, 1986: CHERNOBYL.

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KEY DATES

KEY DATES

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