CNNE 1070440 - mira por que en otono las hojas tienen un color unico
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¿Por qué las hojas cambian de color en otoño? Te lo explicamos
Perspectivas desde México
22:55 ET (02:55 GMT) 21 de septiembre de 2021
Según el meteorólogo de CNN Pedram Javaheri, las hojas de los árboles actúan como pequeños paneles solares que toman la luz del sol y, a través de la fotosíntesis, la transforman en el compuesto químico clorofila. En verano, la clorofila le da el color verde a las hojas, que debajo de la superficie mantienen sus colores rojo, naranja y amarillo. Conoce más en el siguiente video.
00:42 - Fuente: CNN
MÁS DE PERSPECTIVAS DESDE MÉXICO 16 videos
CNNE 1070440 - mira por que en otono las hojas tienen un color unico
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¿Por qué las hojas cambian de color en otoño? Te lo explicamos
00:42
En curso
- Fuente: CNN
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Así respondió Sheinbaum al no ser invitada a investidura de Trump
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En curso
- Fuente: CNN
WASHINGTON, DC - DECEMBER 13: U.S. President Joe Biden speaks before signing an executive order related to government services in the Oval Office of the White House December 13, 2021 in Washington, DC. The executive order seeks to streamline and modernize a wide array of government services, including claiming retirement benefits, renewing passports, and filing taxes. (Photo by Drew Angerer/Getty Images)
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Opinión | ¿Cómo deja Joe Biden a Estados Unidos?
08:30
En curso
- Fuente: CNN
WASHINGTON, DC - JANUARY 14: U.S. President-elect Donald Trump's nominee for Secretary of Defense Pete Hegseth speaks during a Senate Armed Services confirmation hearing on Capitol Hill on January 14, 2025 in Washington, DC. Hegseth, an Army veteran and the former host of "FOX & Friends Weekend" on FOX News will be the first of the incoming Trump administration's nominees to face questions from Senators. (Photo by Andrew Harnik/Getty Images)
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"No soy una persona perfecta", dice Hegseth, en su audiencia de confirmación en el Senado
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En curso
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Princesa de Gales agradece al personal que trabaja con pacientes con cáncer
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En curso
- Fuente: CNN
TOPSHOT - Mexico's President Claudia Sheinbaum speaks during an event to mark her first 100 days in office at the Zocalo Square, Mexico City, Mexico on January 12, 2025. Sheinbaum called on her supporters to celebrate her first 100 days in power, marked by threats from the US president-elect, Donald Trump, drug violence in Sinaloa (northwest) and more than 10 constitutional reforms. (Photo by Rodrigo Oropeza / AFP) (Photo by RODRIGO OROPEZA/AFP via Getty Images)
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¿En qué consiste el "Plan México" de Sheinbaum?
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En curso
- Fuente: CNN
PHOENIX - APRIL 28: An undocumented Mexican immigrant is searched while being in-processed at the Immigration and Customs Enforcement (ICE), center on April 28, 2010 in Phoenix, Arizona. Across Arizona, city police and county sheriffs' departments turn over detained immigrants to ICE, which deports them to their home countries. Last year the federal agency deported some 81,000 illegal immigrants from the state of Arizona alone, and with the passage of the state's new tough immigration enforcement law, the number of deportations could rise significantly. (Photo by John Moore/Getty Images)
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¿Qué busca el proyecto de ley Laken Riley?
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En curso
- Fuente: CNN
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Los volcanes Popocatépetl e Iztaccíhuatl regalan hermosas imágenes invernales
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En curso
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WASHINGTON, DC - JANUARY 10: (L-R) Sarah Baus of Charleston, S.C., holds a sign that reads "Keep TikTok" as she and other content creators Sallye Miley of Jackson, Mississippi, and Callie Goodwin of Columbia, S.C., stand outside the U.S. Supreme Court Building as the court hears oral arguments on whether to overturn or delay a law that could lead to a ban of TikTok in the U.S., on January 10, 2025 in Washington, DC. The future of the popular social media platform is at stake as the Supreme Court hears arguments on a law set to take effect the day before Inauguration Day that would force their China-based parent company to cut ties with TikTok due to national security concerns. (Photo by Andrew Harnik/Getty Images)
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La red social TikTok, cerca de ser prohibida en EE.UU.
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En curso
- Fuente: CNN
Venezuelan opposition politician Juan Guaido speaks to the press in Miami, Florida, on April 27, 2023. - Colombia forced Guaido to leave its borders on April 24, 2023, hours after he arrived in Bogota for a conference on Venezuela. Colombian President Gustavo Petro on April 25 denied expelling Guaido, but accused him of entering the country illegally. (Photo by Giorgio Viera / AFP) (Photo by GIORGIO VIERA/AFP via Getty Images)
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Guaidó habla sobre el futuro de Venezuela y la oposición en el país
06:29
En curso
- Fuente: CNN
A man waves a Venezuelan flag during a protest called by the Venezuelan opposition for election 'victory' to be recognised at Monumento a la Revolucion in Mexico City on August 17, 2024. Venezuelan opposition leader Maria Corina Machado had called for mass gatherings in more than 300 cities in Venezuela and abroad to intensify pressure on Maduro to concede what she says was an overwhelming opposition win in the July 28 presidential polls. (Photo by Rodrigo Oropeza / AFP) (Photo by RODRIGO OROPEZA/AFP via Getty Images)
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La postura de México en relación con Venezuela
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En curso
- Fuente: CNN
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Video muestra el momento en que vandalizan estatua de cera de Netanyahu en México
00:44
En curso
- Fuente: CNN
TOPSHOT - Mexico's President Claudia Sheinbaum gestures during her daily conference at the National Palace in Mexico City on January 8, 2025. Sheinbaum stated that the country is 'governed by the people' after US President-elect Donald Trump accused Mexico of being run by drug cartels. She also added that the United States should be called 'Mexican America', in response to Trump's proposal to rename the Gulf of Mexico the 'Gulf of America'. (Photo by ALFREDO ESTRELLA / AFP) (Photo by ALFREDO ESTRELLA/AFP via Getty Images)
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Los 100 primeros días de gobierno de Claudia Sheinbaum
05:05
En curso
- Fuente: CNN
A Sinaloa's state police officer works during the dismantle of one of the three clandestine laboratories producers of synthetic drug, mainly methamphetamine in El Dorado, Sinaloa state, Mexico on June 4, 2019. (Photo by RASHIDE FRIAS / AFP) (Photo credit should read RASHIDE FRIAS/AFP via Getty Images)
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Gobierno de México presenta campaña nacional contra las drogas
04:16
En curso
- Fuente: CNN
PALM BEACH, FLORIDA - JANUARY 07: U.S. President-elect Donald Trump speaks to members of the media during a press conference at the Mar-a-Lago Club on January 07, 2025 in Palm Beach, Florida. Trump will be sworn in as the 47th president of the United States on January 20, making him the only president other than Grover Cleveland to serve two non-consecutive terms in office. (Photo by Scott Olson/Getty Images)
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Trump dice que esto "tiene que hacer” Estados Unidos con México, el canal de Panamá y el golfo de México
01:50
En curso
- Fuente: CNN
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Autoridades anuncian que identificaron a presuntos atacantes del bar en Tabasco
03:46
En curso
- Fuente: CNN