Dozens of nations to sign U.N. ocean treaty but implementation still awaits

By Daina Beth Solomon (Reuters) - A new U.N. treaty to protect the world's oceans is expected to be signed by dozens of countries on Wednesday, another step in the efforts to reverse the damage done to fragile marine environments by overfishing and other human activities. The global pact to conserve biodiversity on the high seas was finally agreed in March and formally adopted by the United Nations in June. It is seen as a crucial tool to meet a target agreed last year to protect 30% of the earth's land and sea by 2030, known as "30 by 30". At least 60 countries are expected to sign the agreem...