Metric. Climate change poses an immense challenge. Human behavior is crucial to mitigating climate change and dealing with its consequences. In this issue Common Focus between. The resulting thematic issue, as well as our introduction, are organized around i the threats that climate change poses to ecosystems, ii the opportunities to, Scientists know that global warming is caused by human activities because: They understand how heat-trapping gases like carbon dioxide work in the atmosphere. They know why these gases are present, 2021. Go to: Greenhouse gas emissions. Go to: Increasing atmospheric temperature has serious consequences for biodiversity and ecosystems, as well as humans, Scientists emphasize that climate change interacts with global trends such as unsustainable use of natural resources , increasing urbanization, social inequalities, ~ Ecohydrology is an international journal of environmental sciences. at the interface between ecology and hydrology, publishing research related to. Search, The report shows that greenhouse gas emissions from human activities are responsible. of global warming -1900, and finds that, despite the rich body of evidence for the response of species and ecosystems to climate change in the fossil record, understanding more recent and persistent responses to climate change typically requires several decades of data to rigorously evaluate pre-1900 phenomena. and post-climate change trends at the species level and, Climate change may also impact human health by deteriorating air and water quality, increasing the spread of certain diseases, and altering the frequency or intensity of extreme weather events. 3. Sea level rise threatens coastal communities and ecosystems. 4. Changes in the pattern and amount of precipitation, as well as changes in,