Four animations showing adsorption and solute transport in a very easy to understand format.

Four animations showing adsorption and solute transport in a very easy to understand format.

Four animations showing adsorption and solute transport in a very easy to understand format.

Growing and harvesting cranberries in the Cape Cod cranberry marshes, locating plume discharges.

Four animations showing adsorption and solute transport in a very easy to understand format.

These materials are from a case study and field trip recently undertaken in Bangladesh. The MIT research program has combined hydrogeologic modeling with detailed field and laboratory experiments to test theories of arsenic mobilization and transport.

Results of seepage meter test (after 10 minutes), water collection, nutrient outflow tests.

Measuring flux, seepage meters.

Multi-level sampler, Henry sampler, plume discharge, solute movement in the pond, neutralization of contaminants, sampling and monitoring devices.

Multi-level samplers (15,000 sampling points), bromide tracer injection.

Pond formation history, groundwater flow-through ponds, phosphorous contamination.

Q&A with Denis Leblanc: Sample collection, diffusion sampling, contaminant storage, water lifting, multi-level samplers, contaminant plume cleanup.

Water sampling and pumping basics at the sewage disposal beds.