Despite considerable increased pesticide use over the past decades, little research has
been done into their fate and effects in surface waters in tropical regions. In the present …

Pesticides can enter surface waters via different routes, among which runoff driven by
precipitation or irrigation is the most important in terms of peak concentrations. The exposure …

Abstract λ-cyhalotrin is a pyrethroid pesticide used for protection of crops against various
insect pests. Knowledge on behavioural and physiological responses of non-target …

In order to contribute to the increase of the body of knowledge on the sensitivity of tropical
indigenous species to pesticides, acute and chronic toxicity tests were conducted with the …

Several studies have been questioning and encouraging paradigms shift in ecotoxicology
so it can better integrate ecological aspects. In tropical countries, like Brazil, it is still a …

The aim of the present study is to contribute an ecologically relevant assessment of the
ecotoxicological effects of pesticide applications in agricultural areas in the tropics, using an …

Extreme climatic events are considered one of the main consequences of climate change. In
the Pampas region, Argentina, an intensification of rainfall is expected during the periods of …

The magnitude of copepods' responses to pesticides, individually and in mixture, is little
understood. The aims of this study were to evaluate:(i) the effects of the pesticides fipronil …

To better understand the impacts posed by soil contamination to aquatic ecosystems it is
crucial to characterise the links between ecotoxicity, chemical availability and geochemical …

Purpose This study aimed at evaluating the acute effects of arsenic and zinc to the
warmwater aquatic oligochaete Branchiura sowerbyi. Relative sensitivity with the coldwater …