Air pollution

A father with his son attend a global protest on climate change in Rio de Janeiro, Brazil, Friday, Sept. 20, 2019. Across the globe, hundreds of thousands of people took to the streets Friday to demand that leaders tackle climate change in the run-up to a U.N. summit. (AP Photo/Silvia Izquierdo)
September 20, 2019 - 3:58 pm
NEW YORK (AP) — The Latest on the global climate protests being held in cities around the world (all times local): 3:45 p.m. Hundreds of mainly young demonstrators are marching through downtown Mexico City, chanting "political change, not climate change!" That was an apparent reference to President...
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A father with his son attend a global protest on climate change in Rio de Janeiro, Brazil, Friday, Sept. 20, 2019. Across the globe, hundreds of thousands of people took to the streets Friday to demand that leaders tackle climate change in the run-up to a U.N. summit. (AP Photo/Silvia Izquierdo)
September 20, 2019 - 3:38 pm
NEW YORK (AP) — The Latest on the global climate protests being held in cities around the world (all times local): 3:35 p.m. Hundreds of Amazon workers walked out of their offices to raise awareness of climate change. The tech workers' rally Friday was part of a series of global climate protests,...
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Swedish environmental activist Greta Thunberg, center, takes part during the Climate Strike, Friday, Sept. 20, 2019 in New York.  Rallies calling for action on climate change are happening in cities around the world Friday ahead of a summit on the issue.  (AP Photo/Eduardo Munoz Alvarez)
September 20, 2019 - 3:21 pm
NEW YORK (AP) — A wave of climate change protests swept the globe Friday, with hundreds of thousands of young people sending a message to leaders headed for a U.N. summit: The warming world can't wait for action. Marches, rallies and demonstrations were held from Canberra to Kabul and Cape Town to...
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Swedish environmental activist Greta Thunberg, center, takes part during the Climate Strike, Friday, Sept. 20, 2019 in New York.  Rallies calling for action on climate change are happening in cities around the world Friday ahead of a summit on the issue.  (AP Photo/Eduardo Munoz Alvarez)
September 20, 2019 - 2:08 pm
NEW YORK (AP) — The Latest on the global climate protests being held in cities around the world (all times local): 2:10 p.m. Tens of thousands of mostly young people have overflowed a New York City square as U.S. activists join a wave of climate change protests unfolding around the world...
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Swedish environmental activist Greta Thunberg, center, takes part during the Climate Strike, Friday, Sept. 20, 2019 in New York.  Rallies calling for action on climate change are happening in cities around the world Friday ahead of a summit on the issue.  (AP Photo/Eduardo Munoz Alvarez)
September 20, 2019 - 1:39 pm
NEW YORK (AP) — A wave of climate change protests swept across the globe Friday, with hundreds of thousands of young people sending a message to leaders headed for a U.N. summit: The warming world can't wait for action. Marches, rallies and demonstrations were held from Canberra to Kabul and Cape...
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FILE - In this Sept. 18, 2019 file photo California Attorney General Xavier Becerra, right, flanked by Gov. Gavin Newsom, discusses the Trump administration's pledge to revoke California's authority to set vehicle emissions standards that are different than the federal standards, during a news conference in Sacramento, Calif. Twenty-three states have sued to stop the Trump administration from revoking California's authority to set emission standards for cars and trucks. Becerra is leading the lawsuit filed Friday, Sept. 20 along with Newsom and the California Air Resources Board. (AP Photo/Rich Pedroncelli,File)
September 20, 2019 - 1:27 pm
SACRAMENTO, Calif. (AP) — California and 22 other states sued Friday to stop the Trump administration from revoking the authority of the nation's most populous state to set emission standards for cars and trucks. California Attorney General Xavier Becerra sued the National Highway Traffic Safety...
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Protesters march to demand action on climate change, on the streets in Lagos, Nigeria Friday, Sept. 20, 2019. Protesters around the world joined rallies on Friday as a day of worldwide demonstrations calling for action against climate change began ahead of a U.N. summit in New York. (AP Photo/Sunday Alamba)
September 20, 2019 - 11:00 am
BERLIN (AP) — The Latest on the global climate protests being held in cities around the world (all times local): 4:55 p.m. Residents of Africa's most populous city, Lagos in Nigeria, have joined a global day of demonstrations over climate change. The low-lying city of more than 20 million people is...
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People protest with banners outside parliament in London, Friday, Sept. 20, 2019. Protesters around the world joined rallies on Friday as a day of worldwide demonstrations calling for action against climate change began ahead of a U.N. summit in New York. (AP Photo/Alberto Pezzali)
September 20, 2019 - 10:31 am
BERLIN (AP) — The Latest on the global climate protests being held in cities around the world (all times local): 4:30 p.m. Thousands of school pupils and their adult supporters have gathered outside the British Parliament in London to demand "climate justice" and stronger action to tackle global...
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Indigenous youth join environmental activists at a rally to coincide with the global protests on climate change Friday, Sept. 20, 2019, at the University of Philippines campus in suburban Quezon city northeast of Manila, Philippines. Various environmental groups in the country are participating in what is expected to be the world's largest mobilization on climate change known as "Global Climate Strikes."(AP Photo/Bullit Marquez)
September 20, 2019 - 9:49 am
BERLIN (AP) — The Latest on the global climate protests being held in cities around the world (all times local): 2:55 p.m. People in northern Europe took part in world-wide protests of government inaction on climate change, including thousands who marched and chanted in the rain through Denmark's...
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German Chancellor Angela Merkel arrives for a meeting of the called Climate Cabinet at the chancellery in Berlin, Germany, Friday, Sept. 20, 2019. The Climate Cabinet in a committee of German government ministers and advisors to develop strategies for Germany to fight the climate change. (AP Photo/Markus Schreiber)
September 20, 2019 - 9:35 am
BERLIN (AP) — Under pressure from environmental protests and a surge in support for the opposition Green party, the German government agreed Friday on a 54 billion euro ($60 billion) package of measures for tackling climate change. German Chancellor Angela Merkel said the deal agreed by the country...
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