![How many tennis balls are used in the US Open 2023 and why are they a problem for the planet? | Marca How many tennis balls are used in the US Open 2023 and why are they a problem for the planet? | Marca](https://e00-marca.uecdn.es/assets/multimedia/imagenes/2023/09/06/16940021187104.jpg)
How many tennis balls are used in the US Open 2023 and why are they a problem for the planet? | Marca
![TORONTO, ON - AUGUST 06: Danielle Collins (USA) returns the ball during her first round match of the Rogers Cup tennis tournament on August 6, 2019, at Aviva Centre in Toronto, ON, TORONTO, ON - AUGUST 06: Danielle Collins (USA) returns the ball during her first round match of the Rogers Cup tennis tournament on August 6, 2019, at Aviva Centre in Toronto, ON,](https://c8.alamy.com/comp/2NT5X0H/toronto-on-august-06-danielle-collins-usa-returns-the-ball-during-her-first-round-match-of-the-rogers-cup-tennis-tournament-on-august-6-2019-at-aviva-centre-in-toronto-on-canada-photo-by-julian-avramicon-sportswire-icon-sportswire-via-ap-images-2NT5X0H.jpg)
TORONTO, ON - AUGUST 06: Danielle Collins (USA) returns the ball during her first round match of the Rogers Cup tennis tournament on August 6, 2019, at Aviva Centre in Toronto, ON,
![Teenager Stakusic leads Canada to win over host Spain in BJK Cup Finals. Italy tops France - Newsday Teenager Stakusic leads Canada to win over host Spain in BJK Cup Finals. Italy tops France - Newsday](https://cdn.newsday.com/image-service/version/c:ZTI4NTI5ZjUtZDliNy00:MTZkNGJm/spain-billie-jean-king-cup-tennis.jpeg)