Review Article
Lidar Measurements for Desert Dust Characterization: An Overview
Table 3
Dust optical properties from CALIOP and HSRL [
80].
| Date | CALIOP | | 18 August | 19 August | 20 August | HSRL: 28 August | Location | Northwest Coast of Africa | Atlantic Ocean ~1300 km from the coast | Atlantic Ocean ~2400 km from the coast | Gulf of Mexico ~7600 km away from the source |
| Vertical extent | 1–6 km | 1.5–5 km | 2–5 km | 1.5–3.3 km | | 0.6–1.2 | 0.3–0.45 | 0.29 ± 0.03 | 0.08–0.09 | | 41 ± 3 sr | 41 ± 4 sr | 41 ± 6 sr | 45.8 ± 0.8 sr | | 52 ± 5 sr | 55 ± 5 sr | 54 ± 13 sr | 44 ± 8 sr | color ratio | 0.74 ± 0.07 | 0.75 ± 0.08 | 0.72 ± 0.04 | 0.62 ± 0.01 | τ
1064/532 nm | 0.97 ± 0.02 | 1.01 ± 0.05 | 0.93 ± 0.17 | 0.62 ± 0.13 | | 0.31 ± 0.01 | 0.31 ± 0.01 | 0.32 ± 0.01 | 0.32 ± 0.01 | Analysis method | Two wavelengths for 1064 nm | Two wavelengths for 1064 nm | Opaque water cloud For 1064 nm | Two wavelengths for 1064 nm |
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