Nitrate occurrence and attenuation in the major aquifers of England and Wales

Engineering & Materials Science

• Denitrification 100%
• Aquifers 88%
• Nitrates 85%
• Groundwater 22%
• Sandstone 21%
• Limestone 21%
• Organic carbon 9%
• Microbiology 9%
• Dissolved oxygen 8%
• Isotopes 7%
• Leaching 7%
• Nitrogen oxides 7%
• Argon 7%
• Bacteria 6%
• Dilution 6%
• Water 6%
• Electrons 6%
• Nitrogen 5%
• Soils 4%

Earth & Environmental Sciences

• denitrification 61%
• aquifer 50%
• nitrate 49%
• chalk 27%
• Jurassic 15%
• limestone 14%
• sandstone 14%
• groundwater 11%
• unconfined aquifer 7%
• confined aquifer 7%
• phreatic zone 7%
• matrix 7%
• microbiology 7%
• Water Framework Directive 7%
• argon 6%
• vadose zone 6%
• nitrogen oxides 6%
• field study 5%
• dissolved oxygen 5%
• dilution 5%
• Triassic 5%
• stable isotope 5%
• plume 5%
• mitigation 4%
• organic carbon 4%
• leaching 4%
• Cretaceous 4%
• electron 4%
• bacterium 3%
• nitrogen 3%
• trend 3%
• product 3%
• soil 2%
• water 1%