The following table sets out on a state-by-state basis exactly which portions of each state's implementation plan have been approved or disapproved by the Administrator of the Environmental Protection Agency. The citations in entries down the left-hand side of the page are to sections of 40 C.F.R. Pt. 51, setting forth the requirements for a complete implementation plan. The numbers below each state's name are page references to the Federal Register at which the action noted occurred.

ENTRIES BASED ON INFORMATION AVAILABLE AS OF FEBRUARY 14, 1973

[See Illustration in Original]

According to the Department of the Interior, more than 100 species of fish and wildlife may presently be threatened with extinction within the United States. The recently concluded Convention to Control International Trade in Endangered Species of Wild Flora and Fauna (ELR 40336) listed 375 species of animals as imminently threatened with extinction throughout the world, and another 239 species of animals as not yet threatened with extinction but requiring additional controls over trade in them.

The oil industry has been frustrated since 1970 in its efforts to build a hot oil trans-Alaskan pipeline across federal domain lands from Prudhoe Bay on Alaska's North Slope to the Pacific Port of Valdez 800 miles to the southwest. Environmentalists maintain that pipeline ruptures across earthquake prone Alaska could cause lasting ecological damage in the last large wilderness in North America, and that the tankers required to carry the oil from Valdez to the West Coast could cause serious marine pollution.

A recent district court opinion from Texas may constitute something of a watershed for the National Environmental Policy Act in the courts. Just as the lengthy district court opinion over two years ago in the Gillham Dam case¹ led the way in identifying and resolving the first generation of NEPA issues, the even more lengthy decision in Sierra Club v.

This month's issue of ELR contains an article by Judge James L. Oakes of the Second Circuit (3 ELR 50001). The article, Developments in Environmental Law, is based upon the Judge's introductory address at Environmental Law II, the third annual conference on environmental law sponsored by the American Law Institute and the Smithsonian Institution. This year, the Environmental Law Institute cooperated with the sponsoring institutions in conducting the conference.

Small doses of airborne lead in the urban environment may be lowering human resistance to infectious diseases.

The Institute is preparing a series of recommendations on non-technological research and development needs in the energy field under a grant from Resources for the Future (RFF), Washington, D.C. The Institute's proposals, together with those generated by RFF, will be submitted to the National Science Foundation (NSF). The study is being conducted in conjunction with the Federal Power Commission's Power Survey, and the research suggestions will be given to the Power Commission for consideration.

The Council on Environmental Quality has once again proposed revisions in its guidelines.¹ ELR subscribers were sent Federal Register reprints of the proposed guidelines as an insert with the regular monthly mailing of the April 1973 issue, to enable them to respond to CEQ within the brief 45-day comment period. Here, ELR will simply summarize the major changes and provisions in the guidelines.