Researchers find that wildfires are responsible for up to 20 percent of water flowing in some Western U.S. streams.
As erosion claims land, local scientists explore using oysters to preserve parts of the Mississippi delta.
Interplay between forests and the atmosphere leads to surprising relationships between distant regions.
Soil bacteria are staggeringly diverse, but a few types are abundant nearly everywhere.
Flowering throughout the calendar could help tropical trees evade competitors.