A jeremiad is a long literary work, usually in prose, but sometimes in poetry, in which the author bitterly laments the state of society and its morals in a serious tone of sustained invective, and always contains a prophecy of society's imminent downfall.

A ......jeremiad...... is a long literary work, usually in prose, but sometimes in poetry, in which the author bitterly laments the state of society and its morals in a serious tone of sustained invective, and always contains a prophecy of society's imminent downfall. The word is an eponym, named after the Biblical prophet Jeremiah, [Hebrew------יִרְמְיָה] and comes from Biblical works attributed to him, the Book of Jeremiah and the Book of Lamentations. The Book of Jeremiah prophesies the coming downfall of the Kingdom of Judah....

Is Danny Bloom a postmodern Jeremiah for writing about polar cities and millions of climate refugees migrating to northern regions in 2500, as the Juneau Empire recently reported?

Generally, the term jeremiad is applied to moralistic texts that denounce a society for its wickedness, and prophesy its downfall. The jeremiad was a favorite literary device of the Puritans ...and the autobiographical work of freed American slave Frederick Douglass, who lamented the moral corruption that slavery wrought on America. In contemporary usage, it is frequently pejorative, meant to suggest that the tone of the text is excessively pessimistic.

OOPS!
According to Jeremiah,  G-d declared that the covenant was broken and that He would bring upon them the curses of the covenant. Jeremiah’s job was to explain the reason for the impending disaster (destruction by climate change impact events and runaway global warming), “And when your people say, 'Why has G-d made climate change and globl warming real and true?' you shall say to them, "Because it is real and true and we need to start preparing for polar cities in the future for survivors of global warming.'"[6