|
|
|
|
|
Yoonja Kang and Yeongji Oh
The interactive roles of zooplankton grazing (top-down) and nutrient (bottom-up) processes on phytoplankton distribution in a temperate estuary were investigated via dilution and nutrient addition experiments. The responses of size-fractionated phytoplan...
ver más
|
|
|
|
|
|
|
|
|
Kathi Jo Jankowski, Linda A. Deegan, Christopher Neill, Hillary L. Sullivan, Paulo Ilha, Leonardo Maracahipes-Santos, Nubia Marques and Marcia N. Macedo
Intensive agriculture alters headwater streams, but our understanding of its effects is limited in tropical regions where rates of agricultural expansion and intensification are currently greatest. Riparian forest protections are an important conservatio...
ver más
|
|
|
|
|
|
|
|
|
Maruf Mortula, Tarig Ali, Abdallah Bachir, Ahmed Elaksher and Mohamed Abouleish
The last few decades have witnessed a tremendous increase in nutrient levels (phosphorus and nitrogen) in coastal water leading to excessive algal growth (Eutrophication). The presence of large amounts of algae turns the water?s color into green or red, ...
ver más
|
|
|
|
|
|
|
|
|
David Brito, Ramiro Neves, Maria A. Branco, Ângela Prazeres, Sara Rodrigues, Maria C. Gonçalves and Tiago B. Ramos
The Enxoé reservoir has been exhibiting frequent high chlorophyll-a concentrations (reaching a geometric mean six times the national limit for eutrophication of 10 µg L-1) since 2000, and represents the reservoir with the highest eutrophic state in Portu...
ver más
|
|
|
|
|
|
|
|
|
Cristina-Alejandra Villamar, Ismael Vera-Puerto, Diego Rivera and Felipe De la Hoz
Chile is an agricultural power, but also one of the most vulnerable countries to climate change and water shortage. About 50% of the irrigated agriculture land in Chile is in the central zone, thanks to its agricultural-climatic characteristics that prov...
ver más
|
|
|
|