Complex sentence: The EMP aims to process as many as 200,000 samples and set up an inventory of microbial diversity in different biomes to generate a complete database of microbes on earth to characterize environments and ecosystems by microbial composition and interaction.
Split into simpler sentences: The EMP aims to process as many as 200,000 samples and set up an inventory of microbial diversity in different biomes. In other words, we need a complete database of microbes on earth in order characterize environments and ecosystems by microbial composition and interaction.