Climate Change: How Do We Know?

The Earth’s climate has changed throughout history. Just in the last 650,000 years there have been seven cycles of glacial advance and retreat, with the abrupt end of the last ice age about 7,000 years ago marking the beginning of the modern climate era — and of human civilization. Most of these climate changes are … Read the rest

What are algae blooms and why are they bad?

In July, the National Oceanic and Atmospheric Administration predicted a large bloom of harmful algae would coat western Lake Eerie this year.NOAA

In early July, a bloom of toxic blue-green algae forced Mississippi officials to close 25 beaches and warn any would-be swimmers from making contact with water along affected stretches of its Gulf

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