Algen auf dem Meeresboden
12.04.2024

Ensuring responsible research on ocean-based CO2 removal

Attention to ocean-based carbon dioxide removal (CDR) methods is growing fast. While many questions, including environmental and social risks, still need to be assessed, research on ocean-based CDR should be conducted in a safe and responsible way, says David Keller, senior scientist at the GEOMAR Helmholtz Centre for Ocean Research Kiel.

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Grafische Darstellung vom Zusammenhang Klima und Ozeane: oben rechts ist eine Sonne, in der Mitte zwei hellblaue Kreise, die Wasserdampf symbolisieren, rechts zwe graue Regenwolken mit Regen, der in den Ozean fällt. Unten ist schematisch de Ozean dargestellt, der Sonnenstrahlen aufnimmt, CO2 im Wasser verteilt, dargestellt durch orange Pfeile und verdunstetes Wasser als Wasserdampf abgibt, symbolisiert durch orangene, gewellte Pfeile.
24.11.2020

Facts about Climate: Oceans

The earth is called the "blue planet" for a reason: 70 percent of the surface is covered by oceans. They absorb a quarter of the CO₂ that we humans produce every year. But climate change is afflicting them heavily.

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Roof greening. Trees and lawns have been planted on a roof.
19.11.2020

Our cities are sweating

November is here, but there is no winter in sight. According to the German Weather Service, October was already too warm. With climate change, winter is getting shorter and weather extremes are increasing. What must cities look like in the future so that we can continue to live in them? This is what meteorologist Daniel Hertel from the Helmholtz Center for Environmental Research is researching.

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Storm surge hits jetty
02.11.2020

“Correctly classifying the strength of a storm”

Nowadays, whenever a European windstorm sweeps across Germany, many people wonder whether climate change is to blame. The new storm monitor website now provides answers to this and other questions. In this interview, Oliver Krüger explains what other information the storm monitor offers and who he expects will use it.

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Real laboratory for photovoltaics in Berlin Adlershof
02.11.2020

Electricity from the facade

If we want to meet the climate targets, the city of the future must become much more efficient. Buildings will then have to produce energy themselves – and solar facades harbor vast potential for this.

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Forscher, die Proben auf einer Eisfläche der Arktis nehmen
29.09.2020

The search for a formula for the future

Over the past twelve months, researchers on the MOSAiC expedition in the Arctic have collected unique data that will help them to better understand the Earth’s complex climate interactions and to improve corresponding models.

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Air conditioning systems cause huge amounts of CO2. Direct air capture technology can convert this into synthetic fuel, for example.
21.08.2020

Cooling for the Climate

Heat and sunshine galore, but hardly any rain – rarely has it been as warm and dry as in the past two and a half years. For many people, air conditioners have helped to make day-to-day life more bearable. But as these appliances hog energy, they intensify the greenhouse effect by emitting large amounts of carbon dioxide.

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Climate change is also raging on German coasts. In summer it will be hotter, in winter especially wetter: storm surges are more frequent and more violent.
12.08.2020

“Storm surges are higher and more frequent”

This summer, many people are not going to the beaches of southern Europe, but to northern Germany. Insa Meinke works where the others go on vacation. She heads the North German Coastal and Climate Office at the Helmholtz-Zentrum Geesthacht and researches how climate change is affecting the region in particular.

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A road flooded by heavy rain
07.08.2020

Sudden and intense: heavy rain

Time and again, extremely heavy rains devastate entire regions. And due to climate change, they will continue to storm into our lives with greater frequency. Extreme-weather researcher Michael Kunz from the Karlsruhe Institute of Technology (KIT) wants to find out when such events occur more frequently and what impact they have on urban areas.

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Further news from Helmholtz

20.06.2024

HySPRINT Photovoltaics Lab inaugurated

After around four years of renovation, photovoltaics research groups moved into their offices in Kekuléstraße on 20 June 2024. With the reopening, the building has also been given a new name that…
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15.05.2024

Watching indium phosphide at work

Indium phosphide is a versatile semiconductor. The material can be used for solar cells, for hydrogen production and even for quantum computers – and with record-breaking efficiency. However, little…
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