Clustered regularly interspaced short palindromic repeats (CRISPR) technology and genetic engineering strategies for microalgae towards carbon neutrality: A critical review

•Genetic engineering will enhance microalgae application in carbon neutralization.•CRISPR technology provides a new insight to carbon fixation by microalgae.•Bioinformatics tools and techniques of microalgae and cyanobacteria are discussed.•Photosynthetic efficiency for carbon capture and flue gas has been summarized.•Artificial intelligence is a new trend to find pathway for redirect CO2 in biomass.