29 June 1973Volume 180, No. 4093

LETTERS Herbicide Oranige Surplus: J. F. Hatri-igtogl; Energy Policy: R. D. Stieglitz;The Speed of Light: J. D. Mlulhol/and; Botulism and Nitrites:P. H. Schtick and H. Wel/ford; A. E. Wasserman and /. A. Wo/f.1 ..........

EDITORIAL Noblesse Oblige in Science: P. M. Gro.ss ..............................

ARTICLES Hydrogen: Its Future Role in the Nation's Energy Economily: W. E. Winsche.K. C. Hoffinan, F. J. Salzanto ...................................

Atherosclerosis and the Arterial Smooth Muscle Cell: R. Ross and J. A. Glomtiset ....

Health Care Delivery and Advanced Technology: C. D. Scott................

NEWS AND COMMENT

RESEARCH NEWS

BOOK REVIEWS

Britain and Energy Policy: Problemzs of lInterdependence ..................

Berliner Resigins from NIH.

AEC Laboratories Would Be Core of Energy R& D Agency ..................

Weather Modification: Colorado Heeds Voters in Valley Dispute ..............

Slow Viruses: Role in Persistent Disease ..............................

Artificial Intelligence: A Fascination with Robots or a Serious Intellectual Endeavor?

Annual Review of Anthropology: reviewed by H. A. Selby; Blepharisma:T. L. Jahnt and D. L. Griffithl; Buoyancy Effects in Fluids: M. E. Sternz;Transplantation Antigens: *. F. C. McKenz1ie; The Actinide Elements: J. H.Burns.: Books Received .......................................

BOARDOP DIRECTORS ~~GLENN T. SEABORG LEONARD M. RIESER ROGER RIEVELLE RICHARD H.ff BOLT BARRY COMMONERRetiring President. Chairman' President President-Elect LEWIS M. BRNSCOMB EMILIO Q. DADDARI

CHAIRMEN AND ~~MATHEMATICS (A) PHYSICS (B) CHEMISTRY (C) ASTRONOMY (D)CHAIRMEN AND ~ LpmnBesEdi M cMlanTomsE.TylrFrank 0.~ Drake

SECRETARIES OPOF L Ber E M. MMla Tm E TlArio UD. LandoltF. A. Ficken Rolf M. Sinclair Leo SchubertAAAS SECTIONS MNPSYCHOLOGY U) SOCIAL AND ECONOMIC SCIENCES (K) HISTORY AND PHILOSOPHY OF SCIENCE

Ca Xt;00000000 000ltrlP.:tDuncant i000RobeirtK. 11Merton Ernet g0hWilliam.0.GatVey Harvey Sapolsky Dudl Shapara

INDUSTRIAL SCIENCE (P) EDUCATION (Q) PENTISTRY'() PH A SCIENCEJacob E. Goldman Gordon Swanson Martin Cattoni William HailerJordan D. Lewis Phillip R. Fordy Sholom Pearlman John Autian

DIVISIONS ~~~~~~~~~ALASKADIVISIOMNAII DIVISIONM SOTWETRNO ANDROKMINAMDISIGunter E. Weller Irma Duncan John D. Isaacs Robet T. Orr Gordon. L. Bender Max P. DunfordPresident Executive Secretary President Secretary-Treasurer President ExReutive Secretar-TI

SCIENCE Is published weeklY, exe the last week in December, but with an extra issue on the fourth Tuesday in November, by the American Assoeiation for th AdvancemetScience 1515 Massachusetts; Ave., N,Washington DC20005.~Now cmb0ined with The SciO iI Ihr eodcls otg paid at Washington, D.C Coyrgh 1973

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AMERICAN ASSOCIATION FOR THE ADVANCE,MENT oF SCIENCE

REPORTS Lunar Volcanism: Age of the Glass in the Apollo 17 Orange Soil: L. HuAsainl and0. A. Schacfler . .. .. . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1358

Late Cretaceous (Maestrichtian'?) Silicoflagellates fromii the Alpha Cordillera ofthe Arctic Ocean: H. Y. Linig, L. M. McPherson, D. L. Clark ............. 1360

Phosphate in Interstitial Waters of Anoxic Sediments: Oxidation Effects duringSampling Procedure: J. 7'. Bray, 0. P. Bricker, B. N. Troitp ... ........... 1362

Postlesion Axonal Grossth Produces Permanielnt Fulnctional Conelcctions: G. Lyntich,S. Dead v/ler. C. Cotman ......... ............................. 1364

NMethionine SlIffoximine-Resistant Mutanits of Tobacco: P. S. C(rIson ........... 1366

V'-Tetrahydrocannabinol and Ethanol: Differenitial Eflects oin Symipathetic Activityin Differing Environmiental Setting: L. K. V. Ng et al .................. . 1368

.\ng,iotensin-SodiuL11m Interaction in Blood Pressule Mlaitenance of Renial Hypertensiveand Normotenisive Rats: H. Gavras, et al. ...... . . . . . . . . . . . . . . . . . .... 1369

\lcohol-lnduced Hyperlipidemiiia and Beta lipoproteins: J. II. Ai1'1eICeon andN. K. Mello ............ .. .. ... .. .. .. ... .. .. .. ... .. .. .. .. . . 1372

S4arcocystis in Mice InocUlated with Toxoplasmial-Lilke Oocvsts froilm Cat Feces:G. D. Wallice . ............. ... .. .. . ...... . .... . ...... .... 1375

WVood-BorinMg 3i'valves, OpportLnistic Species in the Deelp Sea: R. I). 7trlr.. 1377

SuLccession: Similiarities of Species TuLrnover Rates: H. /I. Shit,-arr and J. Nl. Heti 1379

Testosterone Conicenitrationi in the MIlle Chick- Bralin Ani A1itoradiographic Survey:C. C. Mleyer . .. . .. . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1381

Control of Their Environmlenit Reduces Emiotionality in Rtis: J. Al. J.olie,R. A. Raison, J. A. Miuli k .1383

I echnicall Conmmenits: Geys,er Eruptions anid the 18.6-YeaLr Tidal Com1potnent:R. 1). Gee;: J. S. Rineartt .......... .1.3.. ...4.... .. .. .. .. .. . 1384

COVER

Scanning electironi miiicrograph of Val-EDWARD E. DAVID, JR. CARYL P. HASKINS WILLIAM T. GOLDEN WILLIAM BEVAN 1ti(lt(rlt sider-ea (Schulz), a Late Cre-NARD H. GOODENOLUGl PHYLLIS V. PARKINS Treasurer Executive Officer taceoLIS silicoflaechlate species. fromEOLOGY AND GEOGRAPHY (E) BIOLOGICAL SCIENCES (G) ANTHROPOLOGY (H) Fletcher's lcc-lsland (T-3) core 437Helmut Landsberg Dorothy Bliss Richard N. Adams sedinet' rmteApaCrilrRamon E. Bisque Richard J. Goss Anthony Leeds inients froni the Alpha CordilleraENGINEERING (M) MEDICAL SCIENCES (N) AGRICULTURE (0) (f the Arctic Oceani (original siueRaynor L. Duncombe R. ougrs Lawrason Roy L. Lovvorn fromii tip of vertical poinit to base of4. Towner FrnchF. Dougls Lawra IsonMichael A. Farrell star-shaped figuire. 80 miicromieters).NFORMATION AND STATISTICS (U) ATMOSPHERIC AND HYDROSPHERIC See page 1 3. [H. X

i and I indaCOMMUNICATION (1) Frederick Mosteller SCiEs ()g e t [H. I 'no aiid I-lildalordan Baruch Ezra Glaser Max A. KohlerM. cPesnUivrtyo\Xah3cott Adams LoiM.Bttnigo. ScPeatlesDo I. lakUniverstofW h-LouisJ.Sattanstyof\Vi cnsn.MaIsonsityv of W'isconsin, W.1disonll

rhe American Association for the Advancement of Science was founded in 1848 and incorporated in1874. Its objects are to further the work of scientists, to facilitate cooperation among them, toImptovhe effectivenessof science in the proomotion of human welfare, and to increase public under.tandingand appreciation of the importance and promise of the methods of science finhuman progress.

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