The Ph.D. degree in natural resources is designed to prepare students for academic careers in research and teaching or other advanced scientific or professional careers. Ph.D. candidates conduct original research under the supervision of a faculty adviser or advisers and with the participation of a doctoral committee. Students are expected to engage in coursework to prepare for careers in research, industry or academia. The Ph.D. degree is conferred only upon those students who, after extensive study, have demonstrated a high level of achievement in their particular emphasis area and have completed independent research contributing to knowledge in the field. Ph.D. candidates complete a dissertation and are expected to publish their research results in peer-reviewed scientific journals.<br><br>The PhD degree in Natural Resources with an emphasis in Soil, Environmental and Atmospheric Sciences is designed to prepare students for academic careers in research and teaching or other advanced scientific or professional careers. Students entering the PhD program will often have a master's degree, but this is not an absolute requirement. PhD candidates conduct original research under the supervision of a faculty advisor or advisors and with the participation of a doctoral committee. Students are expected to engage in coursework to prepare for careers in research, industry or academia. The Soil, Environmental and Atmospheric Sciences program expects students to take part in professional and educational activities by giving presentations at conferences and presenting seminars. PhD candidates complete a dissertation and are expected to publish their research results in peer-reviewed scientific journals.