Assessing the performance of international water management at Lake Titicaca

the role of application of dynamic assessment approach in improvement of iranian efl writing performance at different language proficiency levels

the present study sought to investigate the role of dynamic assessment (da) in improvement of iranian efl writing performance at different language proficiency levels. to this end, after conducting the quick placement test, 60 iranian efl learners were assigned to two groups with different language proficiency levels. in both groups each participant wrote two compositions, one before and one af...

Mercury concentrations of fish, river water, and sediment in the Río Ramis-Lake Titicaca watershed, Peru.

This study reports the first set of data on the concentration of mercury in muscle tissue of several varieties of fish from Lake Titicaca, including the pejerrey (Basilichthyes bonariensis), the carachi (Orestias), and 2 types of indigenous catfish (Trichomycterus). Approximately 27% of the pejerrey and 75% of the carachi exceeded the US EPA fish tissue-based water quality criterion level of 0....

The Lake Titicaca Basin: A Pre-Columbian Built Landscape

High-Resolution Record of Water-Level Changes in Lake Titicaca, Bolivia/Peru

temporal resolution must be both sufficiently extensive and Sediment cores collected from the southern basin of Lake Titifine-scaled to describe patterns that appear at the scale of caca (Bolivia/Peru) on a transect from 4.6 m above overflow level the processes of interest. When the affected processes are to 15.1 m below overflow level are used to identify a new centurycertain human activities,...

A 3500 14 C yr High - Resolution Record of Water - Level Changes in Lake Titicaca , Bolivia /

temporal resolution must be both sufficiently extensive and Sediment cores collected from the southern basin of Lake Titifine-scaled to describe patterns that appear at the scale of caca (Bolivia/Peru) on a transect from 4.6 m above overflow level the processes of interest. When the affected processes are to 15.1 m below overflow level are used to identify a new centurycertain human activities,...