Taxi drivers take part in a protest against the private taxi company Uber and other apps for alleged unfair competition, in Mexico City, on June 3rd, 2019.
Authorities in Mexico City declared an environmental emergency on Tuesday after pollution reached potentially hazardous levels.
Two women wear face masks on May 16th, 2019, in Mexico City, Mexico.
A pilgrim arrives on his knees at the Basilica of Guadalupe in Mexico City during the annual celebration of the Virgin of Guadalupe, Mexico's patron saint, on December 12th, 2018.
People pay homage to earthquake victims in Mexico City on September 19th, 2018, on the anniversary of two deadly earthquakes.
People from San Salvador Atenco, a town outside of Mexico City, protest the construction of a new international airport on August 14th, 2018.
Mexico's newly elected President Andres Manuel Lopez Obrador, representing the Juntos Haremos Historia Party, cheers his supporters at the Zocalo Square after winning general elections, in Mexico City, on July 1st, 2018.
A massive nature preserve exists inside one of the world's largest megacities, and it's continued existence is vital to the urban area's water supplies and ecosystems.
A demonstrator shouts slogans in front of the Senate building during a protest against the potential approval of an internal security law that would allow the army to act as police, in Mexico City, on December 14th, 2017.
After witnessing the rampant spread of misinformation in the wake of the September 19th earthquake, a group of Mexico City residents worked diligently to discredit false claims.
Sandra Valenzuela and Jorge Baca created Santa Mari La Juaricua to bring attention to communities in the Mexican capital displaced by the influx of wealthier populations.
Biodiesel from the waste cooking oil produced by the capital city's restaurants could help to power the cities public transit system, and reduce emissions in the process.