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  1. science.nasa.gov › climate-change › evidenceEvidence - NASA Science

    Takeaways The rate of change since the mid-20th century is unprecedented over millennia. Earth’s climate has changed throughout history. Just in the last 800,000 years, there have been eight cycles of ice ages and warmer periods, with the end of the last ice age about 11,700 years ago marking the beginning of the modern climate […]

  2. Tackling Climate Change. Goal 13 calls for urgent action to combat climate change and its impacts. It is intrinsically linked to all 16 of the other Goals of the 2030 Agenda for Sustainable ...

  3. www.epa.gov › climatechange-science › impacts-climate-changeImpacts of Climate Change | US EPA

    29 de nov. de 2023 · Climate change is happening. Global average temperature has increased about 1.8°F from 1901 to 2016. 1 Changes of one or two degrees in the average temperature of the planet can cause potentially dangerous shifts in climate and weather. These real, observable changes are what we call climate change impacts because they are the visible ways that climate change is affecting the Earth.

  4. 8 de feb. de 2024 · Climate change is the long-term shift in the Earth's average temperatures and weather conditions. Over the last decade, the world was on average around 1.2C warmer than during the late 19th Century.

  5. www.epa.gov › climatechange-science › causes-climate-changeCauses of Climate Change | US EPA

    12 de abr. de 2024 · Scientists have pieced together a record of the earth’s climate by analyzing a number of indirect measures of climate, such as ice cores, tree rings, glacier lengths, pollen remains, and ocean sediments, and by studying changes in the earth’s orbit around the sun. 2 This record shows that the climate varies naturally over a wide range of time scales, but this variability does not explain ...

  6. 24 de oct. de 2022 · Climate change is our planet’s greatest existential threat. If we don’t limit greenhouse gas emissions from the burning of fossil fuels, the consequences of rising global temperatures include ...

  7. 27 de ene. de 2020 · Climate change is impacting ecosystems through changes in mean conditions and in climate variability, coupled with other associated changes such as increased ocean acidification and atmospheric carbon dioxide concentrations. It also interacts with other pressures on ecosystems, including degradation, defaunation and fragmentation.