By KELIN DILLON  Mexico City has started 2021 with a ban on single-use plastics throughout the capital, according to Mexico City’s Secretariat of Environment (Sedema). As of Jan. 1, 2021, the marketing, distribution and sale of single-use disposable plastics is no longer allowed in Mexico’s capital. Under the new ban, all plastic cutlery, straws, plates, cotton swabs, balloons, single-use coffee