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- Solar radiation drives daily weather and climate by forcing oceanic and atmospheric circulations and hydrologic cycle including clouds and precipitation.
sunclimate.gsfc.nasa.gov/sun-and-climate
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What Effect Do Solar Cycles Have on Earth’s Climate? According to the United Nations’ Intergovernmental Panel on Climate Change (IPCC), the current scientific consensus is that long and short-term variations in solar activity play only a very small role in Earth’s climate.
- Milankovitch (Orbital) Cycles and Their Role in Earth’s Climate
Scientific research to better understand the mechanisms that...
- Solar influence on the Earth System | Sun Climate - NASA
The Sun varies over a wide range of timescales, from...
- Milankovitch (Orbital) Cycles and Their Role in Earth’s Climate
Sep 12, 2023 · Right now, Earth's closest approach to the sun happens to line up with Southern Hemisphere summers, making those seasons extra toasty. These cycles weave in and out of each other — sometimes ...
Feb 27, 2020 · Scientific research to better understand the mechanisms that cause changes in Earth’s rotation and how specifically Milankovitch cycles combine to affect climate is ongoing. But the theory that they drive the timing of glacial-interglacial cycles is well accepted.
- A Search For Climate Tipping
- Two Frequencies
- Curves Do Not Fit
The main goal of the study was to address the debate about whether large and complex climate models can warn us about climate tipping. Climate tipping might have taken place in past climates. But current large state-of-the-art IPCC climate models seem to not capture intrinsic low-frequency fluctuations which lead to climate tipping. If correct, our...
The analysis of two large observational data sets and an advanced state-of-the-art climate model, CESM showed that large climate models are capable of capturing low-frequency oscillations. The model agrees with observations in simulating the Earth’s two distinct low-frequency modes: One with a period of approximately 11 years, and another one lasti...
The finding of the controversial near 11-year cycle prompted comparison between the cycles of the climate system and the Sun which climate sceptics have long argued can explain global warming. The near 11-year cycles found in the large climate model and the two observational data sets in this study, however, are clearly out of sync with the Sun. Th...
Jul 16, 2009 · Are changes in solar radiation contributing to global warming? Scientists have considered the sun-climate hypothesis to explain Earth’s rapid warming. The evidence collected show that the sun noticeably affects our climate over millions of years, but it is not the cause of recent warming.
The Sun does influence Earth’s climate, and the amount of energy that reaches Earth from the Sun does change over time, but only by a fraction of a percent (0.1% over an 11-year sunspot cycle, to be exact).
Mar 5, 2024 · The Sun varies over a wide range of timescales, from fluctuations associated with magnetic activity that can vary from minutes to years, to changes that may occur over longer term cycles. The most prominent solar cycle thus far observed by scientists is the 11-year solar cycle and its modulations.
