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  • IAH Awards announced in Brussels and online

    The 2021 IAH awards were announced at the General Assembly (Annual General Meeting) of the Association, held on Tuesday 21 September during the Belgium congress and via YouTube livestream, and presented by members of IAH’s Executive. The Presidents’ Award is determined by the current and past presidents. This year’s award... read more...

  • ‘Like a metronome’: stalagmite growth found to be surprisingly constant

    To look inside a stalagmite is to look back in time tens of thousands of years to see how the Earth’s climate patterns have shaped the world we live in today. In a global investigation into the growth properties of stalagmites distributed across the world, scientists found that while growth... read more...

  • Rail construction loses huge volume of bentonite to UK Chalk aquifer

    Vast amounts of bentonite slurry have been lost to the Chalk aquifer during the construction of the high-speed rail link. Monitoring has shown significant effects on pH, turbidity and other water quality parameters. Although long term impacts may be limited, changing climatic conditions could remobilise the lost bentonite causing it... read more...

  • Make a Difference in Groundwater

    São Paulo-Brussels Groundwater Declaration – shared challenges, share the will worldwide! In this year, 2021, when the International Association of Hydrogeologists (IAH) has two international congresses, IAH National Chapters in Brazil and Belgium, along with the IAH Executive Committee, Associação Brasileira de Águas Subterrâneas (ABAS), and Asociación Latinoamericana de Hidrología... read more...

  • Results of IAH Elections

    Thank you for voting in the elections for the Vice President, Science and Programme and Vice President, Asia Region. The proportion of members who participated in the elections was 26.1% (1072 registered members at this time) which is a little higher than for the full elections that took place in... read more...

  • “I Know What Will Be Lost”: Ranchers Dispute Best Use Of Groundwater

    In an area of cornfields and oil wells in Wyoming there is also a secret world where cattle have been raised since the late 1800s. Groundwater seeps up to form creeks, essential for growing grass for herds, but climate change has increased the likelihood of disputes over even small water... read more...

  • Read our August News and Information magazine

    The August 2021 edition of “News and Information” is now available to download. It features the usual mix of news, reports and calls, resources and competitions; event and other listings, all from the global IAH “family”. We are happy to consider possible news articles from our members and others in groundwater-related professions.... read more...

  • Punjab groundwater level dips 1m every year

    Punjab Agricultural University research from 1998 to 2018 has found groundwater that was at three to 10 metres has fallen to below 30 metres in two decades. The Punjab government’s push for farm diversification has yielded little result and the pre-monsoon (June) data for 20 years shows the adverse impact... read more...

  • IAH in progression – survey

    Introduction The Forward Look Action Plan (2011-20) arose out of consultations with Council and IAH members, including a meeting of volunteers. Actions were set out under five headings: Education and academic development Internal development of IAH Informing and influencing global policy Enhancing alliances with external agencies Developing the science of... read more...

  • Yellowstone’s most famous geyser could shut down, with huge ramifications

    Old Faithful, Yellowstone National Park’s most famous geyser, is a sight to behold, shooting tens of thousands of litres of boiling water hundreds of feet into the air almost every hour. But a new climate assessment and a recent study have shown that rising temperatures, reduced snowfall and increased rain... read more...

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