Improvement Schemes for Bacteria in MICP: A Review

Area of Science:

• Geology
• Microbiology
• Civil Engineering

Background:

• Biomineralization is a natural process with potential for engineering applications.
• Microbial-induced calcium carbonate precipitation (MICP) is a promising bio-inspired technology for construction.
• Current MICP applications face limitations due to low efficiency and high costs.

Purpose of the Study:

• To investigate the mechanisms of bacteria in the MICP process.
• To review strategies for improving bacterial efficiency in MICP.
• To explore economic viability for large-scale MICP implementation.

Main Methods:

• Review of existing literature on MICP mechanisms and bacterial factors.
• Analysis of bacterial properties influencing MICP efficiency.
• Exploration of cost-reduction strategies in bacterial cultivation and preservation.

Main Results:

• Bacterial properties and environmental factors significantly impact MICP efficiency.
• Low efficiency and high operational costs hinder practical MICP application.
• Research is ongoing to optimize bacteria for enhanced MICP performance.

Conclusions:

• Improving bacterial efficiency and reducing costs are crucial for MICP's large-scale engineering adoption.
• Understanding bacterial mechanisms is key to developing more economical and efficient MICP processes.
• Further research into bacterial enhancement holds promise for sustainable construction solutions.