Founded in the U.S. through grassroots action in 1951, The Nature Conservancy (TNC) has grown to become one of the world's most effective and wide-reaching environmental organizations. Thanks to more than a million members and the dedicated efforts of our diverse staff and over 1,000 + scientists, we impact conservation in 76 countries and territories: 37 by direct conservation impact and 39 through partners. We impact conservation in over 70 countries and territories. We operate more than 100 marine conservation projects. We have more than 400 scientists on staff. We have protected more than 125 million acres of land.