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Keyphrases
Silcrete
98%
Botswana
87%
Southern Africa
50%
Sarsen
49%
Kalahari Desert
40%
Calcrete
40%
Stonehenge
37%
Missionaries
36%
Middle Stone Age
33%
Nineteenth Century
33%
South Africa
30%
Duricrust
29%
Documentary Evidence
27%
Drought
27%
Dry Valleys
27%
Dunes
26%
Central Southern Africa
25%
19th Century
23%
Rainfall Variability
23%
Rainfall
21%
Africa
19%
Groundwater
17%
Lesotho
17%
Middle Kalahari
16%
Silica
15%
Fennoscandian Ice Sheet
15%
Makgadikgadi Basin
15%
Kuruman
14%
Cape
14%
El Nio
13%
Kola Peninsula
13%
Russian Lapland
13%
Managed Realignment
13%
Open Coast
13%
Namibia
12%
Temperature Variability
12%
Documentary Sources
12%
Geochemical Analysis
12%
Historical Climatology
12%
Climate Reconstruction
11%
Southern African
11%
Glaciation
11%
Silicification
11%
Pedogenic
10%
Okavango Delta
10%
Multi-proxy
10%
Okavango
10%
Southern Oscillation
10%
Linear Dunes
10%
Late Pleistocene
10%
Earth and Planetary Sciences
Silcrete
100%
Botswana
94%
Southern Africa
66%
Calcrete
35%
Mesolithic
35%
Africa
29%
Republic of South Africa
25%
United Kingdom
24%
Geochemistry
22%
Namibia
21%
Duricrust
20%
Climate Variation
18%
Lesotho
18%
Landform
17%
Ice Sheet
17%
Environmental Change
16%
State of the Art
15%
Continent
15%
Documentary Source
15%
Climate Change
14%
Petrology
14%
Managed Realignment
13%
Spain
13%
Peninsula
13%
Holocene
12%
London
11%
Australia
10%
Late Pleistocene
10%
Europe
9%
Silicification
9%
Trace Element
9%
Fieldwork
9%
India
8%
Hydrological Change
8%
Time Series
8%
Heat Treatment
8%
Tropical Cyclone
8%
Micromorphology
8%
Sea Surface Temperature
8%
Storm
8%
Outcrop
7%
Regional Geography
7%
Zimbabwe
7%
Southern Oscillation
7%
Russia
7%
Malawi
7%
Asia
7%
Calcite
7%
Mineralogy
7%
Archaeological Site
6%