That's an excellent question, and it's a common point of confusion for many dog owners in cities. You're right to be cautious, as simply tossing the bag into any regular public bin isn't the most recommended practice.
While it might seem convenient, placing dog waste in a regular street bin can contribute to odor issues and attract pests. So, to answer your question directly: yes, many modern cities are now installing specific bins just for dog waste. These are often smaller than regular trash cans and are clearly marked with signs or symbols, like a paw print or a dog.
If you cannot find a designated dog waste bin, the general guideline is to use a regular public trash can as a last resort, ensuring the waste is securely tied in a biodegradable bag. The absolute worst thing you can do is to leave it on the ground. At home, you should not dispose of it in your regular recycling, and flushing it is not advised as it can cause plumbing and water treatment issues. The most responsible method is to use a dedicated dog waste disposal system or bin, which helps manage this specific type of waste in an environmentally conscious way. Always remember to carry bags on your walks—it’s the first and most crucial step to being a responsible community member.