The extensive development of surface and subsurface drainage systems to facilitate
agricultural production throughout North America has significantly altered the hydrology of …

Microorganisms contribute significantly to primary production, nutrient cycling, and
decomposition in estuarine ecosystems; therefore, detrimental effects of pesticides on …

Fungicides are indispensable to global food security and their use is forecasted to intensify.
Fungicides can reach aquatic ecosystems and occur in surface water bodies in agricultural …

Glyphosate-based herbicides (eg Roundup®) are extensively used in the aquatic
environment, but there is a paucity of data on the toxicity of the formulated products and the …

Biofilms can be regarded as early warning systems for detection of the effects of toxicants on
aquatic systems, because they have been successfully used for detection of other …

Global declines in amphibians likely have multiple causes, including widespread pesticide
use. Our knowledge of pesticide effects on amphibians is largely limited to short-term (4-d) …

Sulfonylurea (SU), sulfonamide (SA), and imidazolinone (IMI) herbicides are relatively new
classes of chemical compounds that function by inhibiting the action of a plant enzyme …

Glyphosate is one of the most widely applied herbicides globally but its persistence in
seawater has not been reported. Here we quantify the biodegradation of glyphosate using …

Amphibians are declining globally, and biologists have struggled to identify the causes.
Pesticides may play a role in these declines, but pesticide concentrations in nature often are …

Algae are a large and diverse group of microorganisms that can carry out photosynthesis
since they capture energy from sunlight. Algae play an important role in agriculture where …