CLEAN : 'No more blah blah blah' says Greta Thunberg in Glasgow as COP26 opens

The transcript is a passionate call to end the exploitation of people, nature, and the planet. It criticizes inaction and empty promises, demanding change regardless of opposition. The speaker expresses urgency and determination to not let those responsible get away with their actions any longer.

In what ways does the speaker suggest that change is necessary?

What does the phrase 'Can't wait, not going to let him get away anymore' imply about the speaker's determination?