What training technique is the most effective in order to lose weight?

What is MOST effective is eating right. You can lose fat without exercise, but you're not going to get great results if you don't change your eating but just start exercising a lot.

Any cardio exercise is beneficial for helping your body burn more calories, to enhance fat loss.

Excessive cardio.

Does this cardio good https://greatist.com/fitness/cardio-bodyweight-exercises ?

exercise