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Potentially fatal levels of blue-green algae close lake Alen Delic May 25, 2012 * Read later Ads by Google ACT First Aid Courses www.act.royallifesaving.com.au Royal Life Saving Society - $100. 1 Day or On-line courses available Potentially fatal ... Lake Burley Griffin has been closed due to record high levels of blue-green algae. Potentially fatal ... Lake Burley Griffin has been closed due to record high levels of blue-green algae. Photo: Gary Schafer Lake Burley Griffin is closed because of the highest blue-green algae readings on record, 1000 times above safe levels. Blue-green algae levels tested at more than 66 million cells per millilitre yesterday, compared with the 64,000 cells per millilitre earlier this month. Read more: www.canberratimes.com.au...
The United States Military has researched saxitoxin since the 1950s, naming the toxin Agent TZ. In 1960, while piloting the now-infamous 'U-2 Incident' over Russian airspace, CIA pilot Francis Gary Powers was rumored to have had a saxitoxin "suicide pill", which he was later criticized for not using upon his capture. Military researchers have since found the aerosol dispersion of saxitoxin to have a much higher toxicity than both sarin nerve gas and ricin , leading to the possibility of using saxitoxins on the battlefield. However, the Chemical Weapons Convention (CWC) of 1993 categorized saxitoxins as a Schedule 1 substance, meaning: * Saxitoxins have the potential to be used as a biological weapon, or as a precursor to another weapon. * Saxitoxins have no practical use outside of weapons manufacture. As per the CWC, stockpiles of all chemical weapons, including saxitoxin, were to be destroyed by the year 2010