A recent aerial survey of the Maya Biosphere Reserve in Guatemala has uncovered a vast interconnected network of ancient cities, hidden for centuries beneath the jungle canopy that reclaimed this "megalopolis" after it was abandoned long ago. These new findings paint a picture of a far more complex and extensive pre-Columbian Mesoamerican civilization than what was previously assumed.
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Since the early twentieth century, fortune hunters have mounted expeditions deep into the rainforests of Honduras’s remote La Mosquitia region, searching for a fabled city called ‘La Ciudad Blanca’. This ‘White City’ was spoken of by indigenous groups there, from stories passed down from their ancestors, whom used the city as a refuge from invading conquistadors.
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As carbon dioxide levels rise, oxygen Levels fall. Since webreathe oxygen, how will this affect us? Will the earth endup as a lush jungle of CO2-breathing plants, with no humanor animal life on it?
On the Sci Tech website, Mike Johnston reports that a 20year study by the Scripps Institute shows that ?as carbondioxide (produced primarily by burning fossil fuels)accumulates in the atmosphere, available oxygen isdecreasing?We are losing three oxygen molecules in ouratmosphere for each carbon dioxide molecule that is producedwhen we burn fossil fuels. Studies of ice cores and recentdata from direct atmospheric sampling have shown that therehas been a 30% increase in carbon dioxide since thebeginning of the industrial age.?
Art credit: gimp-savvy.com
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