Appendix 7 Detailed results for acidification and eutrophication

Introduction

The following results were provided by ITE, following analysis based on the outputs of the HARM model. The results are disaggregated by region and ecosystem type for acidification and eutrophication. Results are shown one scenario on each page. Ecosystem area and Exceedence area are both measured in ha.

Acidification

UKREF scenario

 

     

England

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

1126445

424663

37.7

83823

Calcareous grassland

855031

0

0.0

0

Heath

139460

33949

24.3

2838

Coniferous woodland

181039

12535

6.9

1617

Deciduous woodland

647548

35947

5.6

4586

Freshwater

142861

9495

6.6

2850

All Ecosystems

3092383

516588

16.7

95714

 

       

Northern Ireland

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

132145

260

0.2

22

Calcareous grassland

146958

0

0.0

0

Heath

31176

0

0.0

0

Coniferous woodland

50629

0

0.0

0

Deciduous woodland

26839

0

0.0

0

Freshwater

0

0

0.0

0

All Ecosystems

387747

260

0.1

22

 

       

Scotland

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

3736432

232950

6.2

23070

Calcareous grassland

0

0

0.0

0

Heath

709889

2387

0.3

171

Coniferous woodland

429653

19192

4.5

2317

Deciduous woodland

122453

1705

1.4

93

Freshwater

171155

453

0.3

97

All Ecosystems

5169582

256687

5.0

25747

 

       

Wales

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

462380

251480

54.4

59492

Calcareous grassland

14401

0

0.0

0

Heath

111727

24328

21.8

4750

Coniferous woodland

76802

3228

4.2

830

Deciduous woodland

236780

8340

3.5

1415

Freshwater

26439

700

2.6

128

All Ecosystems

928528

288077

31.0

66616

 

       

J1

 

     

England

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

1126445

261187

23.2

29698

Calcareous grassland

855031

0

0.0

0

Heath

139460

5265

3.8

274

Coniferous woodland

181039

8805

4.9

403

Deciduous woodland

647548

10698

1.7

1170

Freshwater

142861

6841

4.8

1584

All Ecosystems

3092383

292797

9.5

33128

 

       

Northern Ireland

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

132145

61

0.0

4

Calcareous grassland

146958

0

0.0

0

Heath

31176

0

0.0

0

Coniferous woodland

50629

0

0.0

0

Deciduous woodland

26839

0

0.0

0

Freshwater

0

0

0.0

0

All Ecosystems

387747

61

0.0

4

 

       

Scotland

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

3736432

80608

2.2

5356

Calcareous grassland

0

0

0.0

0

Heath

709889

551

0.1

32

Coniferous woodland

429653

13318

3.1

676

Deciduous woodland

122453

192

0.2

3

Freshwater

171155

331

0.2

62

All Ecosystems

5169582

94999

1.8

6129

 

       

Wales

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

462380

116538

25.2

21567

Calcareous grassland

14401

0

0.0

0

Heath

111727

9389

8.4

1129

Coniferous woodland

76802

2314

3.0

258

Deciduous woodland

236780

4926

2.1

127

Freshwater

26439

310

1.2

62

All Ecosystems

928528

133477

14.4

23142

 

       

H1

 

     

England

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

1126445

284638

25.3

36393

Calcareous grassland

855031

0

0.0

0

Heath

139460

6816

4.9

395

Coniferous woodland

181039

11160

6.2

593

Deciduous woodland

647548

13903

2.1

1404

Freshwater

142861

7896

5.5

1755

All Ecosystems

3092383

324414

10.5

40540

 

       

Northern Ireland

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

132145

77

0.1

5

Calcareous grassland

146958

0

0.0

0

Heath

31176

0

0.0

0

Coniferous woodland

50629

0

0.0

0

Deciduous woodland

26839

0

0.0

0

Freshwater

0

0

0.0

0

All Ecosystems

387747

77

0.0

5

 

       

Scotland

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

3736432

105322

2.8

7727

Calcareous grassland

0

0

0.0

0

Heath

709889

658

0.1

48

Coniferous woodland

429653

14994

3.5

945

Deciduous woodland

122453

465

0.4

11

Freshwater

171155

351

0.2

70

All Ecosystems

5169582

121790

2.4

8801

 

       

Wales

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

462380

136249

29.5

25592

Calcareous grassland

14401

0

0.0

0

Heath

111727

11826

10.6

1495

Coniferous woodland

76802

2594

3.4

333

Deciduous woodland

236780

5990

2.5

275

Freshwater

26439

332

1.3

69

All Ecosystems

928528

156991

16.9

27764

 

       

Eutrophication

UKREF scenario

 

     

England

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

1126445

101715

9.0

8933

Calcareous grassland

855031

0

0.0

0

Heath

139460

14981

10.7

1289

Coniferous woodland

181039

1020

0.6

77

Deciduous woodland

647103

8591

1.3

845

All Ecosystems

2949078

126308

4.3

11145

 

       

Northern Ireland

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

132064

0

0.0

0

Calcareous grassland

146958

0

0.0

0

Heath

31176

0

0.0

0

Coniferous woodland

50629

0

0.0

0

Deciduous woodland

26839

0

0.0

0

All Ecosystems

387666

0

0.0

0

 

       

Scotland

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

3736432

0

0.0

0

Calcareous grassland

0

0

0.0

0

Heath

709889

0

0.0

0

Coniferous woodland

429653

0

0.0

0

Deciduous woodland

122453

0

0.0

0

All Ecosystems

4998427

0

0.0

0

 

       

Wales

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

462380

35540

7.7

4956

Calcareous grassland

14401

0

0.0

0

Heath

111727

12046

10.8

2022

Coniferous woodland

76632

2181

2.8

172

Deciduous woodland

236728

8584

3.6

694

All Ecosystems

901867

58352

6.5

7844

 

       

J1

 

     

England

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

1126445

47912

4.3

2669

Calcareous grassland

855031

0

0.0

0

Heath

139460

6801

4.9

451

Coniferous woodland

181039

259

0.1

35

Deciduous woodland

647103

2628

0.4

401

All Ecosystems

2949078

57600

2.0

3556

 

       

Northern Ireland

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

132064

0

0.0

0

Calcareous grassland

146958

0

0.0

0

Heath

31176

0

0.0

0

Coniferous woodland

50629

0

0.0

0

Deciduous woodland

26839

0

0.0

0

All Ecosystems

387666

0

0.0

0

 

       

Scotland

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

3736432

0

0.0

0

Calcareous grassland

0

0

0.0

0

Heath

709889

0

0.0

0

Coniferous woodland

429653

0

0.0

0

Deciduous woodland

122453

0

0.0

0

All Ecosystems

4998427

0

0.0

0

 

       

Wales

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

462380

21790

4.7

1809

Calcareous grassland

14401

0

0.0

0

Heath

111727

8511

7.6

856

Coniferous woodland

76632

834

1.1

15

Deciduous woodland

236728

1724

0.7

103

All Ecosystems

901867

32859

3.6

2782

 

       

H1

 

     

England

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

1126445

50276

4.5

3276

Calcareous grassland

855031

0

0.0

0

Heath

139460

7115

5.1

525

Coniferous woodland

181039

269

0.1

37

Deciduous woodland

647103

2643

0.4

423

All Ecosystems

2949078

60302

2.0

4261

 

       

Northern Ireland

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

132064

0

0.0

0

Calcareous grassland

146958

0

0.0

0

Heath

31176

0

0.0

0

Coniferous woodland

50629

0

0.0

0

Deciduous woodland

26839

0

0.0

0

All Ecosystems

387666

0

0.0

0

 

       

Scotland

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

3736432

0

0.0

0

Calcareous grassland

0

0

0.0

0

Heath

709889

0

0.0

0

Coniferous woodland

429653

0

0.0

0

Deciduous woodland

122453

0

0.0

0

All Ecosystems

4998427

126

0.0

0

 

       

Wales

Ecosystem Area

Exceedence Area

%Exceedence Area

Accum Exceedence

Acid grassland

462380

25538

5.5

2135

Calcareous grassland

14401

0

0.0

0

Heath

111727

10393

9.3

990

Coniferous woodland

76632

898

1.2

29

Deciduous woodland

236728

2678

1.1

143

All Ecosystems

901867

39507

4.4

3297

 

       

Appendix 6          Appendix 8

Report and site prepared by the National Environmental Technology Centre, part of AEA Technology, on behalf of the UK Department of the Environment, Transport and the Regions