Over a two-year experiment, we saw that there was a change in the soil structure as a result of a wetting and drying of the soil in clay-rich soils, and that can increase the amount of structure and hence storage of water.

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The project aims at providing comprehensive information on the present condition of the structure of Jam Nizamuddin Tomb and soil condition for a proper conservation and restoration of the structure.

UNESCO: CULTURE

Dr Bowden and his colleagues also hope to understand the impact of thermokarst activity on the structure of the soil, and its nutrient content.

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They will record plant species, forest structure, ash cover, soil properties, river sediment and the overall topography of the burned area.

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Investigations found that the structure's foundation was weakened by the piling of excavated soil on one side and the digging of an underground garage by an unqualified contractor, China Daily reported.

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