There are numerous approaches that can be used during an environmental investigation to evaluate subsurface conditions. These can vary based on the media requiring investigation and the ultimate ...

A preliminary phase in cleaning up century-old pollution at a former manufactured gas plant in Napa started up this month. The California Department of Toxic Substances Control is overseeing soil gas ...

Program advancing to densified sampling and targeted geophysical surveys to refine subsurface interpretation and support priority target delineation Montreal, Quebec--(Newsfile Corp. - April 8, 2026) ...

Capturing soil gas hydrocarbons requires special sampling equipment and handling, does not allow for the proper integration of sampling at each location, and can be expensive to analyze. Methods are ...

CALGARY, AB / ACCESS Newswire / November 26, 2025 / Primary Hydrogen Corp. (TSXV:HDRO)(OTCQB:HNATF)(FRA:83W0) (the "Company" or "Primary Hydrogen") announces completion of its Phase 1 field program at ...

Agricultural soil testing is critical to determining soil’s nutrient concentration and variability across your fields. It is ideal to test your fields’ soil at least every two to three years to inform ...

A project starting in central Iowa can help reduce fertilizer application, writes Iowa Agriculture Secretary Mike Naig.