Category Archives: Hydrology

Seasonal Forecasting and the 2018 European Heatwave

By Len Shaffrey The summer of 2018 has been one of the warmest on record in the UK and Europe. Warm temperatures over the summer led to impacts on agriculture, water resources and human health. One interesting question is how predictable … Continue reading

Posted in Atlantic, Atmospheric circulation, Climate, Climate change, Climate modelling, Environmental hazards, Historical climatology, Hydrology, Numerical modelling, Seasonal forecasting, Waves | Leave a comment

Determining the Earth’s energy and water cycles

By Christopher Thomas The Earth’s energy and water cycles govern the distribution and movement of energy and water in the atmosphere, oceans and land. Both energy and water are constantly being transported between different regions of the globe, and the … Continue reading

Posted in Climate, Climate change, Data processing, earth observation, Energy budget, ENSO, Hydrology, Solar radiation, Water cycle | Leave a comment

A newcomer’s reflections on the fourth Lusaka Learning Lab

By Max Leighton (Social Research Assistant for Professor Ted Shepherd) Figure 1: Lusaka participants recording a video message for the Maputo Learning Lab team. The fourth Lusaka Learning Lab took place on the 17-18th April 2018, which is where I … Continue reading

Posted in Africa, Climate, Climate change, Hydrology | Leave a comment

Playful floods

By Sanita Vetra-Carvalho Flooding is no fun for those who have been affected by it. However, being able to ‘experience’ flooding in some sense is one of the best ways to communicate flood risks as well as the potential solutions to … Continue reading

Posted in Environmental hazards, Flooding, Hydrology | Tagged | Leave a comment

Improving estimates of soil moisture over Ghana

By Ewan Pinnington This work aims to improve estimates of soil moisture over Ghana as part of the ERADACS project. In regions where the population relies on subsistence farming it is soil moisture, rather than precipitation per se, that is … Continue reading

Posted in Africa, Climate, Climate modelling, data assimilation, Hydrology, land use, Numerical modelling | Tagged | Leave a comment

A simple way to find out where the moisture for regional rainfall comes from

by Liang Guo Moisture tracing is an interesting scientific topic that has fascinated meteorologists and hydrologists for decades. Methods for tracing moisture are numerous, from observations to numerical modelling, from water isotopes to remote sensing, from online tracking to off-line … Continue reading

Posted in China, Climate, Climate modelling, Hydrology | Leave a comment

Soil Moisture retrieval from satellite SAR imagery

By Keith Morrison Soil moisture retrieval from satellite synthetic aperture radar (SAR) imagery uses the knowledge that the signal reflected from a soil is related to its dielectric properties. For a given soil type, variations in dielectric are controlled solely … Continue reading

Posted in Climate, earth observation, Hydrology, land use, Measurements and instrumentation, Numerical modelling, Remote sensing | Tagged | Leave a comment

Can the use of CCTV images improve urban flooding forecasts?

By Sanita Vetra-Carvalho Urban flooding can result from intense rainfall, flash floods, coastal floods or river floods, the same as in rural areas. However, in cities, unlike in rural areas, there is very little open soil available for water storage … Continue reading

Posted in data assimilation, Environmental hazards, Hydrology, Urban meteorology | Leave a comment

HEPEX: a community of research and practice to advance hydrologic ensemble prediction

By Hannah Cloke Although formal funded societies and projects can be very important in advancing research and improving how science is used, the unfunded voluntary community initiative of HEPEX has been one of the most important networks that I have … Continue reading

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THE BRAVE PROJECT – Annual meeting, January 2017, Ghana

By Galine Yanon – Walker Institute The overall objective of the BRAVE project is to quantify the impacts of climatic variability and change on groundwater supplies from low storage aquifers in Africa. More than 40 institutions from Burkina Faso, Ghana … Continue reading

Posted in Africa, Conferences, Hydrology, Teaching & Learning | Tagged | Leave a comment