Diane Lefer: The Uribe administration seemed more interested in catering to foreign investors than in protecting the environment. Under Santos, there are signs of change but this welcome shift is threatened by passage of the FTA.
Carole Bartolotto: The problem with concluding that GMOs are safe is that the argument for their safety rests solely on animal studies. These studies are offered as evidence that the debate over GMOs is over. Nothing could be further from the truth.
Margaret Flowers, M.D.: The refinery and export terminal may depress tourism, an important local industry. And the increase in cancer, disease and early deaths from the toxins released by the plant will place a financial burden on local families.