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SUPPLEMENTARY MATERIAL

Detecting the effects of hydrocarbon pollution in the Amazon forest using hyperspectral satellite images

Paul Arellanoa,b,1, Kevin Tanseya, Heiko Balztera,c and Doreen S. Boydd



a University of Leicester, Department of Geography, Centre of Landscape and Climate Research, University Road, Leicester, LE1 7RH, UK

b Yachay Tech University, School of Geological Sciences & Engineering, San Miguel de Urcuqui, Hacienda San Jose s/n, Imbabura, Ecuador

c National Centre for Earth Observation, University of Leicester, University Road, Leicester, LE1 7RH, UK

d University of Nottingham, School of Geography, Nottingham, NG7 2RD, UK
Corresponding author: Paul Arellano, University of Leicester, Department of Geography, Centre of Landscape and Climate Research, University Road, Leicester, LE1 7RH, UK, (pa134@le.ac.uk or parellano@yachaytech.edu.ec)


Annex 1. Results of laboratory analysis of soils for the three study sites




Parameters

Standard method

Units

Site 1 Pollution

Site 2 No polluted areas

Site 3 Pristine Forest - Yasuni National Park

Hydrocarbons

Hydrocarbons Aromatic Polycyclic-HAPs

CP-PEE-S001

mg/kg

<0.5

<0.5

<0.5

<0.5

<0.5

<0.5

<0.5

<0.5

Total Petroleum Hydrocarbons - TPH

CP-PEE-S003

mg/kg

8876.6

<200

<200

<200

<200

<200

<200

<200

Metals

Iron

EPA 3051/7000A

mg/kg

18,905

17,635

12,598

15,460

15,108

14,569

13,692

18,916

Aluminium

EPA 3051/ APHA 350

mg/kg

36

36

36

36

<10

<10

<10

<10

Zinc

EPA 3051/7000A

mg/kg

28.7

47

50

31.5

38.1

80.9

34.2

>100

Magnesium

EPA 3051/7000A

mg/kg

372.5

>500

>500

445

386.7

383.3

380.3

389.2

Manganese

EPA 3051/7000A

mg/kg

116.3

>500

>500

90.5

836.7

836.1

156.6

232.5

Barium

EPA 3051/ Hach 801

mg/kg

<50

83.2

87.6

113

<50

<50

53.5

88.8

Physical properties

Electrical conductivity

SM 2010 B

uS/cm

32

56.6

62.6

85.6

38.4

34.4

32

28.9

pH

CP-PEE-S004




4.6

5.5

5.5

<4.0

5.3

4.8

4.6

4.2

Nutrients

Organic matter

Gravimetric

%

43.3

62.1

52.6

41.9

60.3

64.6

60.4

64

Total N

SM 4500-N C

mg/kg

22

50

110

46

27

36

78

44

Total P

SM 4500 P B-C

mg/kg

>450

400

>450

>450

>500

>500

>500

150

Potassium (K)

EPA 3051/7000A

mg/kg

280

>500

>500

420

189

188.1

201.2

201.5

The laboratory has the follow accreditations: National Accreditation Office from Spain (ENAC No. 415/LE 929). Ecuadorian Accreditation Office (OAE No. LE2 C 04-001 and OAE LE C 10-011)






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