earth science

RheinBlick2050

RheinBlick2050 is a earth science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand RheinBlick2050 rather than just read about it. In short: RheinBlick2050 is an environmental science research project on the impacts of regional climate change on discharge of the Rhine River and its major tributaries (here: Moselle and Main rivers) in Central Europe. The project runtime was from January 2008 until September 2010, initiated by and coordinated on behalf of the International Commission for the Hydrology of the Rhine Basin (CHR).

Key takeaways

RheinBlick2050 belongs to earth science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect RheinBlick2050 to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of RheinBlick2050 from memory before moving on to harder problems.

Reference excerpt

RheinBlick2050 is an environmental science research project on the impacts of regional climate change on discharge of the Rhine River and its major tributaries (here: Moselle and Main rivers) in Central Europe. The project runtime was from January 2008 until September 2010, initiated by and coordinated on behalf of the International Commission for the Hydrology of the Rhine Basin (CHR).

Motivation Regional climate change may lead to modified hydrometeorological regimes which in turn affect river discharge; depending on the vulnerability and sensitivity of the affected natural or managed systems this has variable impacts (on ecology, economy, infrastructure, transport, energy production, water management, etc.). RheinBlick2050 deals solely with impacts, i.e. physical system changes, not with adaptation or mitigation. One of the RheinBlick2050 project's characteristics is that it provides a joint, concerted, trans-boundary view on discharge changes, with institutions participating in the project consortium from nearly all riparian countries of the Rhine basin. Those various institutions and projects provided expertise, data, methods, software tools and numerical model simulations to a common research framework.

Data, Methods and Experiment Design The experiment design follows a typical hydrological climate change impact study: In a data-synthesis, multi-model ensemble approach a dedicated greenhouse gas emission scenario (here mainly SRES A1B) is used with various global climate models (GCM) (mainly ECHAM5 and HadCM3), regionalized via a dynamical downscaling using regional climate models (RCM). Based on those readily available datasets, after an extensive model chain evaluation and selection, a correction of systematic biases in the daily air temperature and precipitation outputs of the RCMs is done. These fields are used to finally drive the hydrological models (mainly HBV). The hydrological model simulation results are used to analyze changes (expressed as scenario bandwidths and tendencies) in average discharge, low-flow and high-flow diagnostics for selected gauging stations along the Rhine and its major tributaries (Basel, Maxau, Worms, Kaub, Cologne, Lobith, Raunheim and Trier).

Project consortium http://www.cemagref.fr Cemagref (France) http://www.deltares.nl Deltares (The Netherlands) http://www.bafg.de Federal Institute of Hydrology (BfG) (Germany) Federal Office for the Environment (Switzerland) http://www.hlnug.de Hessisches Landesamt für Naturschutz, Umwelt und Geologie (HLNUG) (Germany) http://www.lippmann.lu Public Research Centre - Gabriel Lippmann (CRP-GL) (G.D. of Luxembourg), project coordination http://www.rijkswaterstaat.nl Rijkswaterstaat Centre for Water Management (RWS) (The Netherlands) http://www.knmi.nl Royal Netherlands Meteorological Institute (KNMI) (The Netherlands) (alphabetical order)

See also ENSEMBLES project KLIWAS project CCHydro project

References

Sources Hydrology and Water Resources Management, Vol. 52, No. 4, 2008 Central Commission for the Navigation of the Rhine Deltas in Times of Climate Change, Rotterdam 2010 conference, meeting report, page 20 Workshop „Hydrologische Bedeutung und Rolle des Alpenraums in Zeiten des Klimawandels“, 2010, Berlin UNESCO heute online, Deutsche UNESCO-Kommission e.V. Informationsdienst Wissenschaft Readers Edition Rhein-Onliner

External links https://web.archive.org/web/20110131181504/http://www.chr-khr.org/en/projects/rheinblick2050 RheinBlick2050 homepage http://www.chr-khr.org CHR homepage http://www.chr-khr.org/en/publications CHR publications

Worked examples

Example 1 — a first encounter with RheinBlick2050

Start with the simplest possible case. Write down what RheinBlick2050 claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In earth science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to RheinBlick2050 before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about RheinBlick2050 ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of RheinBlick2050

In research: RheinBlick2050 appears in earth science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses RheinBlick2050 in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: RheinBlick2050 is common in secondary-school and first-year university syllabi. It links to neighbouring topics Climate change in Europe, Climatological research, Hydrology models, so understanding it makes those chapters shorter.
In everyday life: Look for RheinBlick2050 outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study RheinBlick2050 in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what RheinBlick2050 means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain RheinBlick2050 out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is RheinBlick2050 in simple terms?

Why does RheinBlick2050 matter?

Because it connects several earth science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study RheinBlick2050?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on RheinBlick2050.