Another True Fish Story
For many hundreds of years people living all along this coast have set out upon the sea to catch fish. It has been a livelihood for many villages and towns and the original reason for the growth of some, such as Foz and Ribeira. Shellfish, which used to be the mainstay of many poor households, has also become a source of livelihood for many ever since people have recognized its quality. In Galicia the fishing sector, which includes shellfish, is about 10% of the region's gross national product. But that might be changing. Some years ago scientists detected that much of the carbon dioxide was being absorbed by the oceans. That was helping to brake climatic change and slow it down. The by-product of that absorption has only been recently noticed and is just as troubling as the rise in global temperatures. The oceans are becoming acidified. That doesn't mean they'll change into sulfuric acid overnight, but it means trouble to the organisms that live in them. The pH level of ...