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  2. AP German Language and Culture - Wikipedia

    en.wikipedia.org/wiki/AP_German_Language_and_Culture

    Advanced Placement (AP) German Language and Culture (also known as AP German Language or AP German) is a course and examination provided by the College Board through the Advanced Placement Program. This course is designed to give high school students the opportunity to receive credit in a college-level German language course.

  3. Climate change - Wikipedia

    en.wikipedia.org/wiki/Climate_change

    To limit global warming to less than 1.5 °C global greenhouse gas emissions needs to be net-zero by 2050, or by 2070 with a 2 °C target. [271] This requires far-reaching, systemic changes on an unprecedented scale in energy, land, cities, transport, buildings, and industry.

  4. Tipping points in the climate system - Wikipedia

    en.wikipedia.org/wiki/Tipping_points_in_the...

    [2] [7] Tipping points are possible at today's global warming of just over 1 °C (1.8 °F) above preindustrial times, and highly probable above 2 °C (3.6 °F) of global warming. [5] It is possible that some tipping points are close to being crossed or have already been crossed, like those of the West Antarctic and Greenland ice sheets , the ...

  5. Global warming potential - Wikipedia

    en.wikipedia.org/wiki/Global_warming_potential

    Global warming potential (GWP) is a measure of how much heat a greenhouse gas traps in the atmosphere over a specific time period, relative to carbon dioxide (CO 2). [1]: 2232 It is expressed as a multiple of warming caused by the same mass of carbon dioxide (CO 2). Therefore, by definition CO 2 has a GWP of 1.

  6. AP International English Language - Wikipedia

    en.wikipedia.org/wiki/AP_International_English...

    The three-hour exam assesses four language skills: listening, reading, writing, and speaking. The test paper has two sections: multiple-choice questions and free-response questions. APIEL committee consists of high school and university English teachers from Belgium, China, France, Germany, Switzerland, and the United States. [2]

  7. History of climate change science - Wikipedia

    en.wikipedia.org/wiki/History_of_climate_change...

    [168]: 1240 According to some research, a full collapse of the SOOC may occur at between 1.7 °C (3.1 °F) and 3 °C (5.4 °F) of global warming, [174] although the full effects are expected to occur over multiple centuries; these include less precipitation in the Southern Hemisphere but more in the Northern Hemisphere, an eventual decline of ...

  8. Effects of climate change - Wikipedia

    en.wikipedia.org/wiki/Effects_of_climate_change

    Some climate change effects: wildfire caused by heat and dryness, bleached coral caused by ocean acidification and heating, environmental migration caused by desertification, and coastal flooding caused by storms and sea level rise. Effects of climate change are well documented and growing for Earth's natural environment and human societies. Changes to the climate system include an overall ...

  9. Climate change mitigation - Wikipedia

    en.wikipedia.org/wiki/Climate_change_mitigation

    With 21% of global methane emissions, cattle are a major driver of global warming. [ 225 ] : 6 When rainforests are cut and the land is converted for grazing, the impact is even higher. In Brazil, producing 1 kg of beef can result in the emission of up to 335 kg CO 2 -eq. [ 226 ] Other livestock, manure management and rice cultivation also emit ...