Relative topics
33 results for "geochemistry"
![Ancient neolithic stones,West Kennet Long Barrow, Wiltshire. Source: Neil Bussey/istock.](https://www.bgs.ac.uk/wp-content/uploads/2022/10/iStock-1344273389.jpg)
New lead isoscape map for archaeological provenance studies in Great Britain
A new study aims to determine lead isotope ratios in soil and rock across Great Britain which could inform future archaeological studies about human and animal origins.
![river-algae-g993888c73_640](https://www.bgs.ac.uk/wp-content/uploads/2022/10/river-algae-g993888c73_640.jpg)
Tracking nitrate and ammonium in the environment
Newly developed methodologies are improving our understanding of nitrogen cycling.
![P709878](https://www.bgs.ac.uk/wp-content/uploads/2022/10/P709878-960x637.jpg)
My role as a stable isotope research assistant
Dr Harvey Pickard gives us an insight into his new role analysing stable isotopes and getting to grips with some of the laboratory equipment at BGS.
![Diatom silica under Scanning Electron Microscopy for isotope analysis using MOBiS instrumentation BGS © NERC](https://www.bgs.ac.uk/wp-content/uploads/2022/09/Various_diatoms.jpg)
BGS receives funding for new system to analyse oxygen isotopes
A major upgrade of BGS's research equipment following investment from NERC will help scientists understand historic changes in climate.
![Ducks on water, photo credit: HeikeKampe from Getty Images Signature](https://www.bgs.ac.uk/wp-content/uploads/2022/09/Algal-blooms-HeikeKampe-from-Getty-Images-Signature.jpg)
Missing components of nitrogen cycling budgets across the United States
As a BGS-hosted Lancaster University PhD student, Elizabeth Flint has been working to understand the effects of water supply processes upon macronutrient cycling.
![Two white men are standing in front of a low, sandy cliff](https://www.bgs.ac.uk/wp-content/uploads/2022/07/DSCN1616.jpg)
Zambia: the copper mining powerhouse looking towards a safer, low-carbon future
BGS scientists Clive Mitchell (industrial minerals geologist) and Elliott Hamilton (environmental chemist) report on their recent visit to the Copperbelt Province in Zambia.
![An atlantic salmon attempting to jump up a waterfall in the Scottish Highlands, on a journey to spawning grounds.](https://www.bgs.ac.uk/wp-content/uploads/2022/06/Atlantic_salmon_iStock.jpg)
Climate change and human exploitation linked to historic decline in Atlantic salmon
New research reveals that both a change in climate and human exploitation played a role in a decline in North Atlantic salmon populations.
![The field teams collecting soils in west Kenya.](https://www.bgs.ac.uk/wp-content/uploads/2021/12/Oliv_Humphrey_1b.jpg)
Geochemical predictive mapping in western Kenya
To mark World Soil Day, Olivier Humphrey highlights the soil-related activities of the BGS Inorganic Geochemistry Facility and its partners in western Kenya.