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Several characteristics of the water cycle have the potential to cause sudden (abrupt) changes of the water cycle. [ 7 ] : 1148 The definition for "abrupt change" is: a regional to global scale change in the climate system that happens more quickly than it has in the past, indicating that the climate response is not linear.
The wet-bulb temperature measures both temperature and humidity. Humans cannot adapt to a wet-bulb temperature above 35 °C (95 °F). This heat stress can kill people. If global warming is kept below 1.5 or 2 °C (2.7 or 3.6 °F), it will probably be possible to avoid this deadly heat and humidity in most of the tropics.
Since 1970, there has been an increase in stratification in the upper ocean due to global warming and, in some areas, salinity changes. [14] The salinity changes are caused by evaporation in tropical waters, which results in higher salinity and density levels. Meanwhile, melting ice can cause a decrease in salinity at higher latitudes. [14]
In the 1980s, the terms global warming and climate change became more common, often being used interchangeably. [29] [30] [31] Scientifically, global warming refers only to increased surface warming, while climate change describes both global warming and its effects on Earth's climate system, such as precipitation changes. [28]
Moreover, the degradation of rainforests contributes to climate change by releasing stored carbon into the atmosphere, creating a feedback loop that further accelerates global warming. [1] [2] [3] A study highlighted in a 2022 Nature article underscores the broader climate benefits of tropical forests beyond carbon storage. Tropical forests ...
Human activity since industrialization has led to a huge increase in the production of carbon dioxide, a greenhouse gas that contributes to rising global temperatures. Scientists warn that if carbon dioxide and other greenhouse gas emissions continue to rise at their current rates, Earth’s temperatures could increase dramatically in future ...
As the latest report from the United Nations Intergovernmental Panel on Climate Change makes clear, while the planet has so far seen an average temperature rise of 1.2 degrees Celsius and will ...
It is considered likely that hitting 3.5 °C (6.3 °F) of global warming would trigger the collapse of rainforest to savannah over the course of around a century (50-200) years, although it occur at between 2 °C (3.6 °F) to 6 °C (11 °F) of warming. [79] [80] Forest fires in Indonesia have dramatically increased since 1997 as well. These ...