LAWRENCE — The most cost-effective method of responding to chemical and sediment runoff from intense agriculture production is development of large-scale wetlands in watersheds feeding rivers and large streams, a University of Kansas researcher said…

HONOLULU (AP) — As muddy rainwater surged from Hawaii’s steep seaside mountains and inundated residential communities last month, the damage caused by flooding was obvious — houses were destroyed and businesses swamped, landslides covered highways…

HUMBOLDT — Contaminated water — spilled from the scene of an early morning fire at Mid-West Fertilizer in Iola — has prompted Humboldt to suspend operations at the city’s water plant. Humboldt city officials announced…