Ciais P, Tans P P, Trolier M,et al. A large Northern hemisphere terrestrial CO2sink indicated by the13C/12C ratio of atmospheric CO2 [J]. Science, 1995, 269: 1 098~1 102.
[2]
Keeling R F, Piper S, Heimann M. Global and hemispheric CO2 sinks deduced from changes in atmospheric O2 concen-tration[J]. Nature, 1996, 381: 218~221.
[3]
Mynenl R B, Keeling C D, Tucker C J,et al. Increased plant growth in the northern high latitudes from 1981 to 1991[J].Nature, 1997, 386: 698~702.
[4]
Cao M K, Woodward F I. Dynamic responses of terrestrial ecosystem carbon cycling to global climate change[J]. Nature, 1998, 393: 249~252.
[5]
Holland E, Brown S. North American carbon sink[J]. Science, 1999, 283: 1815a.
[6]
Houghton R A, Hackler J L, Lawrence. The U S carbon budget: contributions from land-use change[J]. Science,1999, 285: 574~578.
[7]
Potter C S, Klooster S A. North American carbon sink[J].Science, 1999, 283: 1815a.
[8]
Francey R J, Tans P P, Allison C E,et al. Changes in oceanic and terrestrial carbon uptake since 1982[J]. Nature,1995, 373: 326~330.
IPCC. Climate Change: The IPCC Scientific Assessment[R].Houghton J T, Jenkins G J, Ephraunms J J, eds. Cambridge:Cambridge University Press, 1990.
[19]
IPCC. Climate Change 1995: The Science of Climate Change[R]. Houghton J T, Meira Filho L G, Callander B A,et al.eds. Cambridge: Cambridge University Press, 1996.
[20]
Keeling C D, Whorf T P, Wahlen M,et al. Interannual extremes in the rate of rise of atmospheric carbon dioxide since 1980[J]. Nature, 1995, 375: 666~670.
[21]
Blake D R, Meyer R E, Tyler S,et al. Global increase of atmospheric methane concentration between 1978 and 1980[J].Geophysics Research Letters, 1982, 82: 477~480.
[22]
Dlugokencky E J, Massarie K A, Lang P M,et al. Continuing decline in the growth rate of the atmospheric methane burden[J]. Nature, 1998, 393: 447~450.
[23]
Khalil M A K, Rasmussen R A. Nitrous oxide: trends and global mass balance over the last 3000 years[J]. Annals of Glaciology, 1988, 10: 73~79.
[24]
Butler J H, Battle M, Bender M L,et al. A record of atmospheric halocarbons during the twentieth century from polar firn air[J]. Nature, 1999, 399: 749~755.
[25]
Delmas R J, Ascencio J M, Legrand M. Polar ice evidence that atmospheric CO2 20 ka BP was 50% of present[J]. Nature, 1980, 284: 155~157.
[26]
Neftel A, Oeschger H, Schwander J,et al. Ice core sample measurements give atmospheric CO2content during the past 40,000 a[J]. Nature, 1982, 295: 220~223.
[27]
Neftel A,Moor E,Oeschger H,et al. Evidence from polar ice cores for the increase in atmospheric CO2in the past two centuries[J]. Nature, 1985, 315: 45~47.
[28]
Lorius C, Jouzel J, Ritz C,et al. A 150 000-year climatic record from Antarctic ice[J]. Nature, 1985, 316: 591~596.
[29]
Raynaud D, Barnola J M. An Antarctic ice core reveals atmospheric CO2 variations over the past few centuries[J]. Nature, 1985, 315: 309~311.
[30]
Pearman G L, Etheridge D, Desilva F,et al. Evidence of changing concentrations of CO2 ,N2O and CH4 from air bubbles in Antarctic ice[J]. Nature, 1986, 320: 248~250.
[31]
Barnola J M,Raynaud D,Korotkevich Y S,et al. Vostok ice core provides 160,000-year record of atmospheric CO2 [J].Nature, 1987, 329: 408~414.
[32]
Jouzel J, Barkov N I, Barnola J M,et al. Extending the Vostok ice-core record of palaeoclimate to the penultimate glacial period[J]. Nature, 1993, 364: 407~412.
[33]
Raynaud D, Jouzel J, Barnola J M,et al. The ice record of greenhouse gases[J]. Science, 1993, 259: 926~934.
[34]
Fischer H, Wahlen M, Smith J,et al. Ice core records of atmospheric CO2 around the last three glacial terminations[J].Science, 1999, 283: 1 712~1 714.
[35]
Petit J R, Raynaud D, Barkov N I,et al. Climate and atmospheric history of the past 420,000 years from the Vostok ice core, Antarctica[J]. Nature, 1999, 399: 429~436.
[36]
Wagner F, Bohncke S J P, Dilcher D L,et al. Century-scale shifts in early Holocene atmospheric CO2 concentration[J].Science, 1999, 284: 1 971~1 973.
[37]
Stauffer B, Fischer G, Neftel A,et al. Increase of atmospheric methane recorded in Antarctic ice core[J]. Science,1985, 229: 1 386~1 388.
[38]
Raynaud D, Chappellaz J, Barnola J M,et al. Climatic and CH4 cycle implications of glacial-interglacial CH4 change in the Vostok ice core[J]. Nature, 1988, 333: 655~657.
[39]
Chappellaz J, Barnola J M, Raynaud D,et al. Ice-corerecord of atmospheric methane over the past 160,000 years[J]. Nature, 1990, 345: 127~131.
[40]
Blunler T, Chappellaz J, Schwander J,et al. Variations in atmospheric methane concentration during the Holocene epoch[J]. Nature, 1995, 374: 46~49.
[41]
Brook E J, Sowers T, Orchardo J. Rapid variations in atmospheric methane concentration during the past 110,000 years[J]. Science, 1996, 273: 1 087~1 091.
[42]
Fluckiger J, Dallenbach A, Blunier T,et al. Variations in atmospheric N2O concentration during abrupt climatic changes[J]. Science, 1999, 285: 227~230.
[43]
Sundquist E T. The global carbon dioxide budget[J]. Science, 1993, 259: 934~941.
[44]
Schindler D W. The mysterious missing sink[J]. Nature,1999, 398: 105~106.
[45]
Tans P P, Fung I Y, Takahashi T. Observational constraints on the global atmospheric CO2 budget[J]. Science,1990, 247: 1 431~1 438.
[46]
Fan S, Gloor M, Mahlman J,et al. North American carbon sink[J]. Science, 1999, 283: 1815a.
[47]
Fan S, Gloor M, Mahlman J,et al. A large terrestrial carbon sink in North America implied by atmospheric and oceanic carbon dioxide data and models[J]. Science, 1998, 282:442~446.
[48]
Dixon R K, Brown S, Houghton R A,et al. Carbon pools and flux of global forest ecosystems [J]. Science, 1994,263: 185~190.
[49]
Holland E A, Braswell B H, Lamarque J F,et al.Variations in the predicted spatial distribution of atmospheric nitrogen deposition and their impact on carbon uptake by terrestrial ecosystems[J]. Journal of Geophysical Research, 1997, 102(D13): 15 849~15 866.
[50]
Kaiser J. New network aims to take the world' s CO2 pulse [J]. Science, 1998, 281: 506~507.
[51]
Martin P. Estimating the CO2 uptake in Europe[J]. Science,1998, 281: 1 805.
[52]
Delucia E, Hamilton J G, Naidu S,et al. Net primary production of a forest ecosystem with experimental CO2 enrichment[J]. Science, 1999, 284: 1 177~1 179.
[53]
Hudson R J M, Gherini S A, Goldsein R A. Modeling the global carbon cycle: nitrogen fertilization of the terrestrial biosphere and the“missing”CO2 sink[J]. Global Biogeochemical Cycles, 1994, 8(3): 307~333.
[54]
Nedelhoffer K, Emmett B A, Gundersent P,et al. Nitrogen deposition makes a minor contribution to carbon sequestration in temperate forests[J]. Nature, 1999, 398: 145~148.
[55]
Jenkinson D S, Goulding K, Powlson D S. Nitrogen deposition and carbon sequestration[J]. Nature, 1999, 400: 629.
[56]
Sievering H. Nitrogen deposition and carbon sequestration[J]. Nature, 1999, 400: 629~630.
[57]
Dore J E, Popp B N, Karl D M,et al. A large source of atmospheric nitrous oxide from subtropical North Pacific surface waters[J]. Nature, 1998, 396: 63~66.
[58]
王明星主编.全球气候变暖[M].济南:山东科学技术出版社,1996.
[59]
袁道先.碳循环与全球岩溶[J].第四纪研究,1993,(1):1~6.
[60]
Jiang Zhongcheng, Yuan Daoxian. CO2 source-sink in karst processes in karst areas of China[J]. Episodes, 1999, 21(1): 33~35.