Chemistry: Environmental & Biochemistry

ExPASy (Expert Protein Analysis System) is a Molecular Biology Proteomics database that analyzes protein sequences and structures. It provides citations, 3-D color images of protein sequences & enzymes, and links to other molecular biology sites.

Describes "structural and evolutionary relationships of all known protein structures." Organized by class, fold, superfamily, family and species.

Scientific info on new developments in the world-wide scientific quest to determine the climatic and biological consequences of the ongoing atmospheric CO2 enrichment on climate and the biosphere. Includes data sets for U.S. climate by state climate stations, Medieval warm periods, plant growth, and world temperature data repository, land-sea surface temperatures, microwave sounding units (MSU)-temperature layers, and more.

TOXNET is a compilation of several databases on toxicology, hazardous chemicals, environmental health, and toxic releases.