earth science

Jochem Marotzke

Jochem Marotzke 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 Jochem Marotzke rather than just read about it. In short: Jochem Marotzke (born 27 November 1959) is a German physical oceanographer and climate scientist. He is director of the department of climate variability at the Max Planck Institute for Meteorology in Hamburg, and formerly served as the institute's managing director.

Key takeaways

Jochem Marotzke 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 Jochem Marotzke to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Jochem Marotzke from memory before moving on to harder problems.

Reference excerpt

Jochem Marotzke (born 27 November 1959) is a German physical oceanographer and climate scientist. He is director of the department of climate variability at the Max Planck Institute for Meteorology in Hamburg, and formerly served as the institute's managing director.

Career Marotzke was born in Nister and studied physics at the University of Bonn, the University of Copenhagen and the University of Kiel, and earned his PhD in physical oceanography in 1990. He worked at the Massachusetts Institute of Technology from 1990 to 1999, and became an assistant professor there in 1992 and an associate professor in 1997. From 1999 to 2003 he was professor of physical oceanography at the Southampton Oceanography Centre. In 2003 he became director at the Max Planck Institute for Meteorology and in 2006 he also became a professor of physical oceanography at the University of Hamburg. He was elected as a member of the German National Academy of Sciences Leopoldina in 2007.

References

Literature Nowack, Martin; Highfield, Roger (2011-03-17). SuperCooperators. Canongate Books. p. 199. ISBN 978-0-85786-045-3. Nowak, Martin; Highfield, Roger (2012-03-27). SuperCooperators: Altruism, Evolution, and Why We Need Each Other to Succeed. Simon and Schuster. ISBN 978-1-4516-2663-6.

Worked examples

Example 1 — a first encounter with Jochem Marotzke

Start with the simplest possible case. Write down what Jochem Marotzke 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 Jochem Marotzke 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 Jochem Marotzke 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 Jochem Marotzke

In research: Jochem Marotzke 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 Jochem Marotzke 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: Jochem Marotzke is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1959 births, Academic staff of the University of Hamburg, German climatologists, so understanding it makes those chapters shorter.
In everyday life: Look for Jochem Marotzke 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 Jochem Marotzke in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Jochem Marotzke 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 Jochem Marotzke out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Jochem Marotzke in simple terms?

Why does Jochem Marotzke 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 Jochem Marotzke?

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 Jochem Marotzke.