Testing Kelp to Reduce Carbon Dioxide Levels

Pilot projects in Washington state and Maine are studying whether kelp, which takes up carbon dioxide as it grows, can change seawater chemistry. Ocean acidification_ when seas absorb carbon dioxide_raises acidity and threatens marine life. (July 1) Subscribe for more Breaking News: Get updates and more Breaking News here: The Associated Press is the essential global news network, delivering fast, unbiased news from every corner of th