Original language | English |
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Title of host publication | Handbook of Climate Change Mitigation and Adaptation |
Editors | Maximilian Lackner, Baharak Sajjadi, Wei-Yin Chen |
Publisher | Springer Nature Switzerland AG |
Edition | 4 |
ISBN (Electronic) | 978-1-4614-6431-0 |
DOIs | |
Publication status | Published - 7 Aug 2024 |
Abstract
In a world grappling with the multifaceted challenges of climate change, the phenomenon of global cooling has emerged as a pivotal focal point. Global cooling refers to periods of significant temperature declines on Earth, which can occur post-global warming events and have been recorded periodically throughout history. This article explores the underlying mechanisms of global cooling, its far-reaching implications on environmental and agricultural systems, and potential mitigation strategies. Unlike global warming, primarily driven by an increase in greenhouse gases trapping more heat in the atmosphere, global cooling involves factors such as solar variability, volcanic activity, and changes in atmospheric greenhouse gas concentrations that can lead to decreased solar radiation reaching the Earth’s surface. These natural and anthropogenic factors significantly impact hydroclimate patterns, causing shifts in regional drying and wetting trends and altering soil properties such as moisture, temperature, microbial activity, salinity, and water availability, subsequently affecting plant growth. In particular, global cooling can disrupt traditional agricultural ecosystems, posing risks to food security. Furthermore, while some mitigation strategies for global cooling may overlap with those for global warming, such as enhancing carbon sinks, others may need to be uniquely tailored to address the specific challenges posed by cooling trends, including developing crop varieties better suited to cooler temperatures and managing water resources more efficiently. This article delves into these strategies to mitigate the consequences of global cooling. We investigate the role of sustainable agriculture, innovative land management practices, and technological advancements in safeguarding agricultural resilience in a cooler climate. As the world grapples with the dual challenges of warming and cooling trends, a comprehensive understanding of global cooling mechanisms and adaptive solutions is crucial for building a resilient and sustainable future. Recognizing and addressing these opposing trends require not only pinpointing the drivers of global cooling—such as decreased solar activity and increased volcanic emissions—but also implementing adaptive strategies tailored to mitigate their impacts. This deepened understanding and strategic adaptation are essential for fostering resilience against both cooling and warming phenomena, ultimately guiding our efforts toward a more sustainable future. By examining the complexities of global cooling and proposing mitigation strategies, this article seeks to contribute to the ongoing discussions surrounding climate variability and its implications for agricultural ecosystems and global sustainability.