Elizabeth Kolbert, The Acid Sea, National Geographic Magazine, 2011

Rating: 4/5 Link

• The carbon dioxide we pump into the air is seeping into the oceans and slowly acidifying them. One hundred years from now, will oysters, mussels, and coral reefs survive?

Arthur E. Berman, Shale Gas - Abundance or Mirage? Why The Marcellus Shale Will Disappoint Expectations, The Oil Drum, 2010

Rating: 4/5 Link1 Link2

• Shale gas plays in the United States are commercial failures and shareholders in public exploration and production (E&P) companies are the losers.