Class information for:
Level 1: CRITICAL LOAD//ACIDIFICATION//ACID DEPOSITION

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
7692 1339 33.9 47%


Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes
The table includes all classes above and classes immediately below the current class.


Cluster id Level Cluster label #P
3 4 PLANT SCIENCES//AGRONOMY//FOOD SCIENCE & TECHNOLOGY 1882812
60 3       FORESTRY//FOREST ECOLOGY AND MANAGEMENT//CANADIAN JOURNAL OF FOREST RESEARCH-REVUE CANADIENNE DE RECHERCHE FORESTIERE 87011
346 2             THROUGHFALL//WATER AIR AND SOIL POLLUTION//ACIDIFICATION 17683
7692 1                   CRITICAL LOAD//ACIDIFICATION//ACID DEPOSITION 1339

Terms with highest relevance score


rank Term termType Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 CRITICAL LOAD authKW 849759 11% 24% 153
2 ACIDIFICATION authKW 426286 15% 9% 206
3 ACID DEPOSITION authKW 418517 7% 20% 92
4 PLYNLIMON authKW 282971 2% 56% 22
5 HAFREN authKW 218904 1% 80% 12
6 HORE authKW 207298 1% 91% 10
7 COORDINAT EFFECTS address 171886 1% 54% 14
8 BANGOR UNIT address 154570 1% 34% 20
9 MAGIC MODEL authKW 145936 1% 80% 8
10 WATER AIR AND SOIL POLLUTION journal 131033 18% 2% 235

Web of Science journal categories


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 Water Resources 35963 44% 0% 588
2 Environmental Sciences 17248 54% 0% 727
3 Meteorology & Atmospheric Sciences 6622 20% 0% 270
4 Geosciences, Multidisciplinary 3877 20% 0% 274
5 Limnology 1290 4% 0% 52
6 Engineering, Environmental 1090 8% 0% 103
7 Engineering, Civil 932 8% 0% 105
8 Soil Science 887 5% 0% 69
9 Forestry 387 3% 0% 44
10 Ecology 314 6% 0% 87

Address terms


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 COORDINAT EFFECTS 171886 1% 54% 14
2 BANGOR UNIT 154570 1% 34% 20
3 ENVIRONM GEOCHEM BIOGEOCHEM 58365 1% 32% 8
4 CEC GRP 45606 0% 100% 2
5 CHEM ENGN 2 34470 1% 14% 11
6 CLUNIE POWER STN 30403 0% 67% 2
7 DIRECT FORETS RISQUES NAT 30403 0% 67% 2
8 ECOL HYDROL BANGOR 25644 0% 19% 6
9 ANGEW GEOWISSEN AFT 22803 0% 100% 1
10 AQAO 22803 0% 100% 1

Journals


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 WATER AIR AND SOIL POLLUTION 131033 18% 2% 235
2 HYDROLOGY AND EARTH SYSTEM SCIENCES 101735 9% 4% 118
3 JOURNAL OF HYDROLOGY 19462 8% 1% 101
4 ENVIRONMENTAL POLLUTION 16454 6% 1% 83
5 SCIENCE OF THE TOTAL ENVIRONMENT 15735 9% 1% 118
6 AMBIO 12239 3% 1% 40
7 ECOLOGICAL MODELLING 8641 4% 1% 53
8 NORDIC HYDROLOGY 3510 1% 2% 10
9 JOURNAL OF LIMNOLOGY 3251 1% 2% 9
10 BIOGEOCHEMISTRY 2113 1% 1% 15

Author Key Words


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class		 LCSH search Wikipedia search
1 CRITICAL LOAD 849759 11% 24% 153 Search CRITICAL+LOAD Search CRITICAL+LOAD
2 ACIDIFICATION 426286 15% 9% 206 Search ACIDIFICATION Search ACIDIFICATION
3 ACID DEPOSITION 418517 7% 20% 92 Search ACID+DEPOSITION Search ACID+DEPOSITION
4 PLYNLIMON 282971 2% 56% 22 Search PLYNLIMON Search PLYNLIMON
5 HAFREN 218904 1% 80% 12 Search HAFREN Search HAFREN
6 HORE 207298 1% 91% 10 Search HORE Search HORE
7 MAGIC MODEL 145936 1% 80% 8 Search MAGIC+MODEL Search MAGIC+MODEL
8 SOIL ACIDIFICATION 130077 4% 12% 47 Search SOIL+ACIDIFICATION Search SOIL+ACIDIFICATION
9 SURFACE WATER ACIDIFICATION 115432 1% 56% 9 Search SURFACE+WATER+ACIDIFICATION Search SURFACE+WATER+ACIDIFICATION
10 FAB MODEL 95011 0% 83% 5 Search FAB+MODEL Search FAB+MODEL

Core articles
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.


Rank Reference # ref.
in cl.		 Shr. of ref. in
cl.		 Citations
1 COSBY, BJ , FERRIER, RC , JENKINS, A , WRIGHT, RF , (2001) MODELLING THE EFFECTS OF ACID DEPOSITION: REFINEMENTS, ADJUSTMENTS AND INCLUSION OF NITROGEN DYNAMICS IN THE MAGIC MODEL.HYDROLOGY AND EARTH SYSTEM SCIENCES. VOL. 5. ISSUE 3. P. 499 -517 56 72% 142
2 NEAL, C , (2004) THE WATER QUALITY FUNCTIONING OF THE UPPER RIVER SEVERN, PLYNLIMON, MID-WALES: ISSUES OF MONITORING, PROCESS UNDERSTANDING AND FORESTRY.HYDROLOGY AND EARTH SYSTEM SCIENCES. VOL. 8. ISSUE 3. P. 521-532 51 80% 11
3 NEAL, C , ROBINSON, M , REYNOLDS, B , NEAL, M , ROWLAND, P , GRANT, S , NORRIS, D , WILLIAMS, B , SLEEP, D , LAWLOR, A , (2010) HYDROLOGY AND WATER QUALITY OF THE HEADWATERS OF THE RIVER SEVERN: STREAM ACIDITY RECOVERY AND INTERACTIONS WITH PLANTATION FORESTRY UNDER AN IMPROVING POLLUTION CLIMATE.SCIENCE OF THE TOTAL ENVIRONMENT. VOL. 408. ISSUE 21. P. 5035-5051 42 71% 11
4 NEAL, C , (1997) A VIEW OF WATER QUALITY FROM THE PLYNLIMON WATERSHED.HYDROLOGY AND EARTH SYSTEM SCIENCES. VOL. 1. ISSUE 3. P. 743-753 51 85% 32
5 MCDONNELL, TC , SULLIVAN, TJ , HESSBURG, PF , REYNOLDS, KM , POVAK, NA , COSBY, BJ , JACKSON, W , SALTER, B , (2014) STEADY-STATE SULFUR CRITICAL LOADS AND EXCEEDANCES FOR PROTECTION OF AQUATIC ECOSYSTEMS IN THE US SOUTHERN APPALACHIAN MOUNTAINS.JOURNAL OF ENVIRONMENTAL MANAGEMENT. VOL. 146. ISSUE . P. 407 -419 27 77% 2
6 SKEFFINGTON, R , (2006) QUANTIFYING UNCERTAINTY IN CRITICAL LOADS: (A) LITERATURE REVIEW.WATER AIR AND SOIL POLLUTION. VOL. 169. ISSUE 1-4. P. 3-24 28 85% 29
7 NEAL, C , REYNOLDS, B , ADAMSON, JK , STEVENS, PA , NEAL, M , HARROW, M , HILL, S , (1998) ANALYSIS OF THE IMPACTS OF MAJOR ANION VARIATIONS ON SURFACE WATER ACIDITY PARTICULARLY WITH REGARD TO CONIFER HARVESTING: CASE STUDIES FROM WALES AND NORTHERN ENGLAND.HYDROLOGY AND EARTH SYSTEM SCIENCES. VOL. 2. ISSUE 2-3. P. 303 -322 39 80% 10
8 NEAL, C , REYNOLDS, B , NEAL, M , WICKHAM, H , HILL, L , WILLIAMS, B , (2004) THE IMPACT OF CONIFER HARVESTING ON STREAM WATER QUALITY: THE AFON HAFREN, MID-WALES.HYDROLOGY AND EARTH SYSTEM SCIENCES. VOL. 8. ISSUE 3. P. 503-520 24 96% 16
9 MCDONNELL, TC , COSBY, BJ , SULLIVAN, TJ , (2012) REGIONALIZATION OF SOIL BASE CATION WEATHERING FOR EVALUATING STREAM WATER ACIDIFICATION IN THE APPALACHIAN MOUNTAINS, USA.ENVIRONMENTAL POLLUTION. VOL. 162. ISSUE . P. 338-344 22 85% 5
10 LANGAN, SJ , HIRST, D , (2004) AN ANALYSIS OF THE LONG-TERM VARIATION IN STREAM WATER QUALITY FOR THREE UPLAND CATCHMENTS AT LOCH DEE (GALLOWAY, SW SCOTLAND) UNDER CONTRASTING LAND MANAGEMENT.HYDROLOGY AND EARTH SYSTEM SCIENCES. VOL. 8. ISSUE 3. P. 422-435 24 89% 10

Classes with closest relation at Level 1


Rank Class id link
1 1514 ACIDIFICATION//EPISODIC ACIDIFICATION//WATER AIR AND SOIL POLLUTION
2 12911 SULFATE SORPTION//ANGIOSPERM TREE LEAF LITTER//VARIABLE CHARGE SOIL
3 6310 NITROGEN SATURATION//N SATURATION//NITROGEN DEPOSITION
4 17649 MOUNTAIN LAKES//IONIC PULSE//SNOW CHEMISTRY
5 6454 DISSOLVED ORGANIC CARBON//DOC//ENVIRONM CHANGE NETWORK
6 4535 HYDROGRAPH SEPARATION//HILLSLOPE HYDROLOGY//HYDROLOGICAL PROCESSES
7 8387 THROUGHFALL//STEMFLOW//RAINFALL INTERCEPTION
8 13176 PICEA RUBENS//RED SPRUCE DECLINE//SUGAR MAPLE
9 20064 DELTA S 34//SULFUR ISOTOPIC RATIO//SULPHUR 34
10 37482 AGR GUANGDONG//ARTIFICIAL GEOCHEMICAL ANOMALIES//BELOW GROUND ECOSYSTEMS

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