Field work results and soil test samples of sylhet

A field work and soil test samples presented in this presentation which will help the students of geography and environmental science

1. SYLHET F I E L D W O R K in

2. Group- B F I E L D W O R K in SYLHET Participants Roll No. Name Roll No. Name 1931036 Mst Subarna Akter 1931028 Rakiul Hasan Raihan 1931038 Tabassum Ara Rimi 1931043 Irtifa Rahman 1931031 Arginta Khatun 1931003 Md Moin Islam 1931048 Tasnim Tabassum 1931005 Md Mazharul Islam Tuhin 1931018 Abdur Rahman 1931007 Hasibul Hasan 1931023 Md Juel Rana 1931054 Shoeb Akhter Khan Shejan 1931019 Shakhawat Shakil 1931034 Nishat Tasnim Mim 1931045 Mst Jannatul Mawa 1931004 Sourav Mallik

3. Participants Roll No. Name Roll No. Name 1931036 Mst Subarna Akter 1931028 Rakiul Hasan Raihan 1931038 Tabassum Ara Rimi 1931043 Irtifa Rahman 1931031 Arginta Khatun 1931003 Md Moin Islam 1931048 Tasnim Tabassum 1931005 Md Mazharul Islam Tuhin 1931018 Abdur Rahman 1931007 Hasibul Hasan 1931023 Md Juel Rana 1931054 Shoeb Akhter Khan Shejan 1931019 Shakhawat Shakil 1931034 Nishat Tasnim Mim 1931045 Mst Jannatul Mawa 1931004 Sourav Mallik Group- B

4. SYLHET F I E L D W O R K in

5. F I E L D W O R K in Lauachara National Park Soil Test pH Moisture Sample 1 6.9 12% Sample 2 6.1 31% Sample 3 6.9 14% Sample 4 6.4 20% Sample 5 6.7 19% 24.3251 N 91.78711 E  

6. F I E L D W O R K in Lauachara National Park Soil Test pH Moisture Sample 1 6.9 12% Sample 2 6.1 31% Sample 3 6.9 14% Sample 4 6.4 20% Sample 5 6.7 19% Particulate Matter Test PM 2.5 ( g/m 3 ) PM 10 ( g/m 3 ) Temperature Humidity Sample 1 9 11 32-37 C 79.38% Sample 2 8 9 32-50 C 77% Sample 3 8 10 32-50 C 76.6% Temperature Humidity Sample 1 9 11 79.38% Sample 2 8 9 77% Sample 3 8 10 76.6% 24.3251 N 91.78711 E  

7. F I E L D W O R K in Soil Test pH Moisture Sample 1 6.9 12% Sample 2 6.1 31% Sample 3 6.9 14% Sample 4 6.4 20% Sample 5 6.7 19% Particulate Matter Test PM 2.5 ( g/m 3 ) PM 10 ( g/m 3 ) Temperature Humidity Sample 1 9 11 32.37 C 79.38% Sample 2 8 9 32.50 C 77% Sample 3 8 10 32.50 C 76.6% Temperature Humidity Sample 1 9 11 79.38% Sample 2 8 9 77% Sample 3 8 10 76.6% Comparison Physical Observation Soil color is light brown to dark brown (a large amount of humus is present) Soil is very fertile (presence of Earthworms and insects) A large number of plant and animal species is present Test Result Slightly acidic soil (pH 6.1-6.9) Humidity is high (76%-79%) PM 2.5 (8-9 g/m 3 ) and PM 10 (9-11 g/m 3 ) is very less Soil moisture is medium (12%-31%)  

8. in Particulate Matter Test PM 2.5 ( g/m 3 ) PM 10 ( g/m 3 ) Temperature Humidity Sample 1 9 11 32-37 C 79.38% Sample 2 8 9 32-50 C 77% Sample 3 8 10 32-50 C 76.6% Temperature Humidity Sample 1 9 11 79.38% Sample 2 8 9 77% Sample 3 8 10 76.6% Comparison Physical Observation Test Result Slightly acidic soil (pH 6.1-6.9) Humidity is high (76%-79%) PM 2.5 (8-9 g/m 3 ) and PM 10 (9-11 g/m 3 ) is very less Soil moisture is medium (12%-31%)   Soil color is light brown to dark brown (a large amount of humus is present) Soil is very fertile (presence of Earthworms and insects) A large number of plant and animal species is present Summary Lauachara has a typical Bangladeshi tropical monsoon Climate of this region is bordering a subtropical climate at a higher elevation Hills and basins make this area very distinctive in Bangladesh The physiography mainly consists of hill and forest soils

9. in Madhabkunda Eco park Soil Test pH Moisture Sample 1 5.1 49% Sample 2 5.5 45% Sample 3 5.2 47% Sample 4 6.1 30% Sample 5 6.2 25% 24.6387 N 92.2247 E  

10. in Madhabkunda Eco park Soil Test pH Moisture Sample 1 5.1 49% Sample 2 5.5 45% Sample 3 5.2 47% Sample 4 6.1 30% Sample 5 6.2 25% Particulate Matter Test PM 2.5 ( g/m 3 ) PM 10 ( g/m 3 ) Temperature Humidity Sample 1 20.66 23 32.88 C 79.38% Sample 2 30.33 40.66 32.65 C 77% Sample 3 21.67 26.6 32.71 C 76.6% Temperature Humidity Sample 1 20.66 23 79.38% Sample 2 30.33 40.66 77% Sample 3 21.67 26.6 76.6% 24.6387 N 92.2247 E  

11. in Soil Test pH Moisture Sample 1 5.1 49% Sample 2 5.5 45% Sample 3 5.2 47% Sample 4 6.1 30% Sample 5 6.2 25% Particulate Matter Test PM 2.5 ( g/m 3 ) PM 10 ( g/m 3 ) Temperature Humidity Sample 1 20.66 23 32.88 C 83.88% Sample 2 30.33 40.66 32.65 C 78.8% Sample 3 21.67 26.6 32.71 C 81.1% Temperature Humidity Sample 1 20.66 23 83.88% Sample 2 30.33 40.66 78.8% Sample 3 21.67 26.6 81.1% Comparison Physical Observation Test Result Eco Park is enriched with plant and animal species Soil is very fertile (presence of humus) Angular unconformity and cross-sectional strata of rocks were observed Slightly acidic soil (pH 5.1-6.2) Humidity is high (76%-80%) PM 2.5 (20-31 g/m 3 ) and PM 10 (23-41 g/m 3 ) is medium Soil moisture is high (25%-49%)  

12. in Particulate Matter Test Comparison Physical Observation Test Result Slightly acidic soil (pH 5.1-6.2) Humidity is high (76%-80%) PM 2.5 (20-31 g/m 3 ) and PM 10 (23-41 g/m 3 ) is medium Soil moisture is high (25%-49%)   Eco Park is enriched with plant and animal species Soil is very fertile (presence of humus) Angular unconformity and cross-sectional strata of rocks were observed PM 2.5 ( g/m 3 ) PM 10 ( g/m 3 ) Temperature Humidity Sample 1 20.66 23 32.88 C 83.88% Sample 2 30.33 40.66 32.65 C 78.8% Sample 3 21.67 26.6 32.71 C 81.1% Temperature Humidity Sample 1 20.66 23 83.88% Sample 2 30.33 40.66 78.8% Sample 3 21.67 26.6 81.1% Summary Sylhet has a typical Bangladeshi tropical monsoon Climate of this region is bordering a subtropical climate at a higher elevation Hills and basins make this area very distinctive in Bangladesh The physiography of Sylhet mainly consists of hill and forest soils

13. Jaflong Soil Test pH Moisture Sample 1 6.7 15% Sample 2 4.6 61% Sample 3 4.8 56% Sample 4 5.1 49% Sample 5 6.5 15% 25.1634 N 92.0175 E  

14. Jaflong Soil Test pH Moisture Sample 1 6.7 15% Sample 2 4.6 61% Sample 3 4.8 56% Sample 4 5.1 49% Sample 5 6.5 15% Particulate Matter Test PM 2.5 ( g/m 3 ) PM 10 ( g/m 3 ) Temperature Humidity Sample 1 3.66 4.33 37.75 C 55.5% Sample 2 3.33 4.66 37.16 C 55.8% Sample 3 2.3 4.66 36.25 C 49.6% Sample 4 4.33 4.66 34.6 C 63.9% Temperature Humidity Sample 1 3.66 4.33 55.5% Sample 2 3.33 4.66 55.8% Sample 3 2.3 4.66 49.6% Sample 4 4.33 4.66 63.9% 25.1634 N 92.0175 E  

15. Soil Test pH Moisture Sample 1 6.7 15% Sample 2 4.6 61% Sample 3 4.8 56% Sample 4 5.1 49% Sample 5 6.5 15% Particulate Matter Test PM 2.5 ( g/m 3 ) PM 10 ( g/m 3 ) Temperature Humidity Sample 1 3.66 4.33 37.75 C 55.5% Sample 2 3.33 4.66 37.16 C 55.8% Sample 3 2.3 4.66 36.25 C 49.6% Sample 4 4.33 4.66 34.6 C 63.9% Temperature Humidity Sample 1 3.66 4.33 55.5% Sample 2 3.33 4.66 55.8% Sample 3 2.3 4.66 49.6% Sample 4 4.33 4.66 63.9% Comparison Physical Observation Test Result Acidic soil (pH 4.6-6.7) Humidity is medium (49%-64%) PM 2.5 (2.3-4.3 g/m 3 ) and PM 10 (4.33-4.66 g/m 3 ) is very less Soil moisture is low to medium (25%-49%)   Soils of higher altitudes were ‘Sandy Loam’ and lower altitudes were ‘Silt and Sand’ type Area is full of rolling stones and the economy is based on stone workers Tea, Orange, Jack fruit, betel leaf, and nut gardens were present

16. Particulate Matter Test PM 2.5 ( g/m 3 ) PM 10 ( g/m 3 ) Temperature Humidity Sample 1 3.66 4.33 37.75 C 55.5% Sample 2 3.33 4.66 37.16 C 55.8% Sample 3 2.3 4.66 36.25 C 49.6% Sample 4 4.33 4.66 34.6 C 63.9% Temperature Humidity Sample 1 3.66 4.33 55.5% Sample 2 3.33 4.66 55.8% Sample 3 2.3 4.66 49.6% Sample 4 4.33 4.66 63.9% Comparison Physical Observation Test Result Acidic soil (pH 4.6-6.7) Humidity is medium (49%-64%) PM 2.5 (2.3-4.3 g/m 3 ) and PM 10 (4.33-4.66 g/m 3 ) is very less Soil moisture is low to medium (25%-49%)   Soils of higher altitudes were ‘Sandy Loam’ and lower altitudes were ‘Silt and Sand’ type Area is full of rolling stones and the economy is based on stone workers Tea, Orange, Jack fruit, betel leaf, and nut gardens were present

17. Bholagonj 24.8689 N 91.7381 E   Soil Test pH Moisture Sample 1 6.6 14% Sample 2 6.5 23.67% Sample 3 6.9 10.67% Sample 4 6.9 10% Sample 5 6.6 12.33%

18. Bholagonj Soil Test pH Moisture Sample 1 6.6 14% Sample 2 6.5 23.67% Sample 3 6.9 10.67% Sample 4 6.9 10% Sample 5 6.6 12.33% Water Sample Test Electrical Conductivity Temperature Salinity Sample 1 161 s/c 27.1 C 106 mg/L Sample 2 49.7 s/c 26.7 C 29.4 mg/L Sample 3 44.7 s/c 26.7 C 26.8 mg/L Electrical Conductivity Temperature Salinity Sample 1 106 mg/L Sample 2 29.4 mg/L Sample 3 26.8 mg/L 24.8689 N 91.7381 E  

19. Water Sample Test Electrical Conductivity Temperature Salinity Sample 1 161 s/c 27.1 C 106 mg/L Sample 2 49.7 s/c 26.7 C 29.4 mg/L Sample 3 44.7 s/c 26.7 C 26.8 mg/L Electrical Conductivity Temperature Salinity Sample 1 106 mg/L Sample 2 29.4 mg/L Sample 3 26.8 mg/L Comparison Physical Observation Test Result Slightly acidic soil (pH 6.6-6.9) Salinity is low (26-30 mg/L) Electrical conductivity is normal (44-50 s/c ) Soil moisture is low (10%-24%)   Soils of this area are mostly sandy Waterfalls and the Meghalayan clouds were visible Soils of this area are suitable for some specific plants Soil Test pH Moisture Sample 1 6.6 14% Sample 2 6.5 23.67% Sample 3 6.9 10.67% Sample 4 6.9 10% Sample 5 6.6 12.33%

20. Water Sample Test Electrical Conductivity Temperature Salinity Sample 1 161 s/c 27.1 C 106 mg/L Sample 2 49.7 s/c 26.7 C 29.4 mg/L Sample 3 44.7 s/c 26.7 C 26.8 mg/L Electrical Conductivity Temperature Salinity Sample 1 106 mg/L Sample 2 29.4 mg/L Sample 3 26.8 mg/L Comparison Physical Observation Test Result Slightly acidic soil (pH 6.6-6.9) Salinity is low (26-30 mg/L) Electrical conductivity is normal (44-50 s/c ) Soil moisture is low (10%-24%)   Soils of this area are mostly sandy Waterfalls and the Meghalayan clouds were visible Soils of this area are suitable for some specific plants Summary Sylhet has a typical Bangladeshi tropical monsoon Climate of this region is bordering a subtropical climate at a higher elevation Hills and basins make this area very distinctive in Bangladesh The physiography of Sylhet mainly consists of hill and forest soils

21. Comparison Physical Observation Test Result Summary Sylhet has a typical Bangladeshi tropical monsoon Climate of this region is bordering a subtropical climate at a higher elevation Hills and basins make this area very distinctive in Bangladesh The physiography of Sylhet mainly consists of hill and forest soils Slightly acidic soil (pH 6.6-6.9) Salinity is low (26-30 mg/L) Electrical conductivity is normal (44-50 s/c ) Soil moisture is low (10%-24%)   Soils of this area are mostly sandy Waterfalls and the Meghalayan clouds were visible Soils of this area are suitable for some specific plants Instruments Rocks & Minerals Test Kit GPS Tracker Particle Counting Meter Water Conductivity/ TDS/ Salinity Meter Soil pH & Moisture Meter

22. Summary Sylhet has a typical Bangladeshi tropical monsoon Climate of this region is bordering a subtropical climate at a higher elevation Hills and basins make this area very distinctive in Bangladesh The physiography of Sylhet mainly consists of hill and forest soils Instruments Rocks & Minerals Test Kit GPS Tracker Particle Counting Meter Water Conductivity/ TDS/ Salinity Meter Soil pH & Moisture Meter

23. Identification of Rocks & Minerals Rock Rock is a solid collection of minerals Three main types of rock based on their formation: - Sedimentary - Igneous - Metamorphic

24. Identification of Rocks & Minerals Rock Rock is a solid collection of minerals Three main types of rock based on their formation: - Sedimentary - Igneous - Metamorphic Minerals Minerals are naturally occurring inorganic solid substances with a defined chemical composition Minerals exhibit various physical properties that can be used to identify and classify them

25. Rock Rock is a solid collection of minerals Three main types of rock based on their formation: - Sedimentary - Igneous - Metamorphic Minerals Minerals are naturally occurring inorganic solid substances with a defined chemical composition Minerals exhibit various physical properties that can be used to identify and classify them Properties of Minerals Hardness: Hardness refers to the ability of a mineral to resist scratching Color: Color is one of the most noticeable properties of minerals for identification Cleavage: Cleavage refers to the way a mineral breaks along the flat surface

26. Properties of Minerals Hardness: Hardness refers to the ability of a mineral to resist scratching Color: Color is one of the most noticeable properties of minerals for identification Cleavage: Cleavage refers to the way a mineral breaks along the flat surface Minerals are naturally occurring inorganic solid substances with a defined chemical composition Minerals exhibit various physical properties that can be used to identify and classify them Minerals Fracture: Fracture is the way a mineral breaks along the irregular or uneven surface Streak: Streak is the color of a mineral powder when it is scraped across an unglazed porcelain plate Luster: Luster is the way a mineral reflects light

27. Properties of Minerals Fracture: Fracture is the way a mineral breaks along the irregular or uneven surface Luster: Luster is the way a mineral reflects light Streak: Streak is the color of a mineral powder when it is scraped across an unglazed porcelain plate Hardness: Hardness refers to the ability of a mineral to resist scratching Color: Color is one of the most noticeable properties of minerals for identification Cleavage: Cleavage refers to the way a mineral breaks along the flat surface Crystal Form: Crystal form refers to the external shape of a mineral’s crystals Magnetism: Some minerals, such as  magnetite , exhibit magnetic properties and are attracted to magnets Optical Properties: Some minerals exhibit  optical properties , such as double refraction or fluorescence, which can be used as diagnostic tests for identification

28. Properties of Minerals Crystal Form: Crystal form refers to the external shape of a mineral’s crystals Magnetism: Some minerals, such as  magnetite , exhibit magnetic properties and are attracted to magnets Optical Properties: Some minerals exhibit  optical properties , such as double refraction or fluorescence, which can be used as diagnostic tests for identification Fracture: Fracture is the way a mineral breaks along the irregular or uneven surface Luster: Luster is the way a mineral reflects light Streak: Streak is the color of a mineral powder when it is scraped across an unglazed porcelain plate Transparency: Transparency refers to the ability of a mineral to transmit light Opacity: O pacity refers to the inability of a mineral to transmit light Tenacity: Tenacity refers to a mineral’s resistance to breaking, bending, or deforming

29. Properties of Minerals Transparency: Transparency refers to the ability of a mineral to transmit light Opacity: O pacity refers to the inability of a mineral to transmit light Tenacity: Tenacity refers to a mineral’s resistance to breaking, bending, or deforming Crystal Form: Crystal form refers to the external shape of a mineral’s crystals Magnetism: Some minerals, such as  magnetite , exhibit magnetic properties and are attracted to magnets Optical Properties: Some minerals exhibit  optical properties , such as double refraction or fluorescence, which can be used as diagnostic tests for identification Rocks Found in Sylhet Quartz Anthracite Coal Calcite

30. Properties of Minerals Transparency: Transparency refers to the ability of a mineral to transmit light Opacity: O pacity refers to the inability of a mineral to transmit light Tenacity: Tenacity refers to a mineral’s resistance to breaking, bending, or deforming Rocks Found in Sylhet Quartz Anthracite Coal Calcite Schist Mudstone Granite

31. Rocks Found in Sylhet Schist Mudstone Granite Quartz Anthracite Coal Calcite Himalayan Quartz Mica Quartzite

32. Rocks Found in Sylhet Himalayan Quartz Mica Quartzite Schist Mudstone Granite Limestone Jedeite Bassalt

33. Rocks Found in Sylhet Limestone Jedeite Bassalt Himalayan Quartz Mica Quartzite