RECENT ACIDIFICATION AND BIOLOGICAL CHANGES IN LILLA-ORESJON, SOUTHWEST SWEDEN, AND THE RELATION TO ATMOSPHERIC-POLLUTION AND LAND-USE HISTORY

被引:21
作者
RENBERG, I
BRODIN, YW
CRONBERG, G
ELDAOUSHY, F
OLDFIELD, F
RIPPEY, B
SANDOY, S
WALLIN, JE
WIK, M
机构
[1] NATL SWEDISH ENVIRONM PROTECT BOARD, S-17125 SOLNA, SWEDEN
[2] UNIV LUND, INST ECOL LIMNOL, S-22100 LUND, SWEDEN
[3] UNIV UPPSALA, DEPT PHYS, S-75121 UPPSALA, SWEDEN
[4] UNIV LIVERPOOL, DEPT GEOG, LIVERPOOL L69 3BX, ENGLAND
[5] UNIV ULSTER, FRESHWATER LAB, BALLYRONAN BT45 6LR, NORTH IRELAND
[6] DIRECTORATE NATURE MANAGEMENT, N-7004 TRONDHEIM, NORWAY
关键词
D O I
10.1098/rstb.1990.0080
中图分类号
Q [生物科学];
学科分类号
07 ; 0710 ; 09 ;
摘要
The sediment analyses suggest that water quality began to deteriorate at the beginning of the 20th century and resulted in an acute acidification phase in the 1960s. Diatom inferred pH decreased from 6.1 in the 19th century to the present value of about 4.6. The history of acidification and of major biological change in the lake is reinforced by the analyses of chrysophyte scales and cladocera and chironomid remains. There is close stratigraphic agreement between these biological changes and indicators of the deposition of atmospheric pollutants. The concentration of Pb, Zn, Cu and S increased from the beginning of the 19th century to peak values during the 1960s and 1970s. Spheroidal carbonaceous particles, polycyclic aromatic hydrocarbons (PAH) and "hard' isothermal remanence, indicative of oil and coal combustion, peaked during the 1970s and 1980s, respectively. -from Authors
引用
收藏
页码:391 / 396
页数:6
相关论文
共 14 条
[1]  
BILLING S, 1981, FORSURNINGSLAGET LIL
[2]   LONG-RANGE TRANSPORT OF POLYCYCLIC AROMATIC-HYDROCARBONS [J].
BJORSETH, A ;
LUNDE, G ;
LINDSKOG, A .
ATMOSPHERIC ENVIRONMENT, 1979, 13 (01) :45-53
[3]  
BRODIN YW, 1990, IN PRESS NONBITING M
[4]  
CHARLES DF, IN PRESS ACID PRECIP, V4
[5]  
GRIP H, 1982, UNGI RAPPORT, V58, P1
[6]  
RENBERG I, 1981, BOREAS, V10, P255
[7]   ALTERNATIVE SOURCES FOR ACIDIFICATION OF RIVER WATER IN NORWAY [J].
ROSENQVIST, IT .
SCIENCE OF THE TOTAL ENVIRONMENT, 1978, 10 (01) :39-49
[8]  
ROSENQVIST IT, 1980, ADV ENVIRON SCI ENG, P56
[9]  
Rosenqvist Ivan Th., 1977, JORD SURT VANN
[10]   MULTIVARIATE STATISTICAL-ANALYSIS OF THE FACTORS CONTROLLING THE DISTRIBUTION OF SCALED CHRYSOPHYTES [J].
SIVER, PA ;
HAMER, JS .
LIMNOLOGY AND OCEANOGRAPHY, 1989, 34 (02) :368-381