"pollution."

#13457706

16 Mar 2026

Discarded truck tires lie beside a roadside barrier near a highway outside Bitonto, in the metropolitan area of Bari, southern Italy, on March 14, 2026.

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#13456654

16 Mar 2026

Snow-capped mountain ranges are visible behind the Narayanhiti Palace as air quality improves in the Kathmandu Valley following rainfall and snowfall in surrounding regions in Kathmandu, Nepal, on March 16, 2026. The precipitation has helped clear the thick smog that had blanketed the capital in recent days, significantly improving visibility. Earlier in the week, Kathmandu ranked among the world's most polluted cities, with the Air Quality Index (AQI) reaching very unhealthy levels above 200, placing the city among the top three most polluted cities globally according to data from IQAir's AirVisual monitoring platform.

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#13456655

16 Mar 2026

Snow-capped mountain ranges are visible behind the Narayanhiti Palace as air quality improves in the Kathmandu Valley following rainfall and snowfall in surrounding regions in Kathmandu, Nepal, on March 16, 2026. The precipitation has helped clear the thick smog that had blanketed the capital in recent days, significantly improving visibility. Earlier in the week, Kathmandu ranked among the world's most polluted cities, with the Air Quality Index (AQI) reaching very unhealthy levels above 200, placing the city among the top three most polluted cities globally according to data from IQAir's AirVisual monitoring platform.

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#13456656

16 Mar 2026

Snow-capped mountain ranges are visible behind the Narayanhiti Palace as air quality improves in the Kathmandu Valley following rainfall and snowfall in surrounding regions in Kathmandu, Nepal, on March 16, 2026. The precipitation has helped clear the thick smog that had blanketed the capital in recent days, significantly improving visibility. Earlier in the week, Kathmandu ranked among the world's most polluted cities, with the Air Quality Index (AQI) reaching very unhealthy levels above 200, placing the city among the top three most polluted cities globally according to data from IQAir's AirVisual monitoring platform.

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#13452064

15 Mar 2026

Pollution and steam rise from the stacks of the Miami Fort Power Station situated along the Ohio River near Cincinnati, Ohio, on March 15, 2026.

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#13452065

15 Mar 2026

Pollution and steam rise from the stacks of the Miami Fort Power Station situated along the Ohio River near Cincinnati, Ohio, on March 15, 2026.

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#13452066

15 Mar 2026

Pollution and steam rise from the stacks of the Miami Fort Power Station situated along the Ohio River near Cincinnati, Ohio, on March 15, 2026.

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#13452067

15 Mar 2026

Pollution and steam rise from the stacks of the Miami Fort Power Station situated along the Ohio River near Cincinnati, Ohio, on March 15, 2026.

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#13452068

15 Mar 2026

Pollution and steam rise from the stacks of the Miami Fort Power Station situated along the Ohio River near Cincinnati, Ohio, on March 15, 2026.

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#13452069

15 Mar 2026

Pollution and steam rise from the stacks of the Miami Fort Power Station situated along the Ohio River near Cincinnati, Ohio, on March 15, 2026.

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#13445342

14 Mar 2026

Pollution and steam rise from the stacks of the Miami Fort Power Station, which is situated along the Ohio River near Cincinnati, Ohio, on March 14, 2026.

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#13445345

14 Mar 2026

Pollution and steam rise from the stacks of the Miami Fort Power Station, which is situated along the Ohio River near Cincinnati, Ohio, on March 14, 2026.

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#13445348

14 Mar 2026

Pollution and steam rise from the stacks of the Miami Fort Power Station, which is situated along the Ohio River near Cincinnati, Ohio, on March 14, 2026.

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#13445361

14 Mar 2026

Pollution and steam rise from the stacks of the Miami Fort Power Station, which is situated along the Ohio River near Cincinnati, Ohio, on March 14, 2026.

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#13445370

14 Mar 2026

Pollution and steam rise from the stacks of the Miami Fort Power Station, which is situated along the Ohio River near Cincinnati, Ohio, on March 14, 2026.

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#13445373

14 Mar 2026

Pollution and steam rise from the stacks of the Miami Fort Power Station, which is situated along the Ohio River near Cincinnati, Ohio, on March 14, 2026.

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