Recent ecological change in ancient lakes

SE Hampton, S McGowan, T Ozersky… - Limnology and …, 2018 - Wiley Online Library
Ancient lakes are among the best archivists of past environmental change, having
experienced more than one full glacial cycle, a wide range of climatic conditions, tectonic …

[PDF][PDF] Assessing heavy metal contamination in surface sediments in an urban river in the Philippines.

SC Pacle Decena, M Sanita Arguelles… - Polish Journal of …, 2018 - pjoes.com
The present study investigated heavy metal contaminations in Mangonbangon River, an
urban river of Tacloban City, Philippines. Sediment samples were collected from 14 …

Dissolved and labile particulate zr, hf, nb, ta, mo and W in the western North Pacific Ocean

M Lutfi Firdaus, K Norisuye, Y Nakagawa… - Journal of …, 2008 - Springer
Dissolved and labile particulate Zr, Hf, Nb, Ta, Mo and W were determined at stations K1
(51° N, 165° E), K2 (47° N, 160° E), KNOT (44° N, 155° E) and 35N (35° N, 160° E) in the …

A study of physicochemical parameters and nine heavy metals in the Euphrates River, Iraq

FM Hassan, MM Saleh, JM Salman - Journal of Chemistry, 2010 - Wiley Online Library
This study was conducted to reveal possible environmental effects on the Euphrates River
from the Al‐Hindiya barrage to the downstream end of Al‐Kufa city in the middle of Iraq …

Trace metal geochemical and Zn stable isotope data as tracers for anthropogenic metal contributions in a sediment core from Lake Biwa, Japan

KN Nitzsche, T Yoshimura, NF Ishikawa, NO Ogawa… - Applied …, 2021 - Elsevier
Abstract The catchment of Lake Biwa, the largest freshwater lake in Japan, has experienced
rapid urbanization and industrialization in the second half of the 20th century; yet little is …

Eco-toxic risk assessment and source distribution of trace metals in surface sediments of the coastal and in four rivers estuary of Sarawak

EA Asare, Z Assim, R Wahi, JR Fianko - Beni-Suef University Journal of …, 2022 - Springer
Background Trace metals pollution in the coastal and estuarine sediment could harm water
quality and aquatic organisms, leading to potential long-term health risks on the …

30+ year evolution of Cu in the surface sediment of Lake Poyang, China

H Wang, Y Zhao, D Liang, Y Deng, Y Pang - Chemosphere, 2017 - Elsevier
Poyang Lake, the largest freshwater lake in China, is increasingly experiencing Cu crises.
Combining field data, laboratory experiments, and long-term simulations, we retrieved 30+ …

Release of trace oxyanions from littoral sediments and suspended particles induced by pH increase in the epilimnion of lakes

Y Harita, T Hori, M Sugiyama - Limnology and Oceanography, 2005 - Wiley Online Library
We measured the vertical distributions of dissolved vanadium (V), molybdenum (Mo), and
tungsten (W) during a stratification period in Lakes Biwa, Ikeda, and Unagi‐ike, which are …

Geochemical behavior of trace elements in Lake Biwa

M Sugiyama, T Hori, S Kihara, M Matsui - Limnology, 2005 - Springer
A monthly survey of dissolved concentrations of various trace elements was performed in
Lake Biwa. Particulate concentrations of the elements were also measured in early autumn …

Characteristic seasonal variation in dissolved uranium concentration induced by the change of lake water pH in Lake Biwa, Japan

A Mochizuki, K Hosoda, M Sugiyama - Limnology, 2016 - Springer
Epilimnion-dominated profiles of dissolved uranium (U) have been observed during summer
in an oxygenated Japanese lake, Lake Biwa, contrary to the commonly accepted view that U …