Results 151 to 160 of about 1,812,137 (388)

Baseline Review of the Upper Tana, Kenya [PDF]

open access: yes, 2009
http://greenwatercredits.net/sites/default/files/documents/isric_gwc_report8 ...
Geertsma, R.   +2 more
core   +1 more source

Glass half full: A framework for setting realistic water quality conservation targets

open access: yesJournal of Environmental Quality, EarlyView.
Abstract A case study was launched to quantify potential water quality benefits attainable through practical and realistic conservation implementation targets. The Lake Michigan Basin was selected because of its importance as a dairy, grain, and oilseed production region that supports a range of ecosystems and endangered species.
Haleigh Summers   +2 more
wiley   +1 more source

Modeling of IDF curves for stormwater design in Makkah Al Mukarramah region, The Kingdom of Saudi Arabia

open access: yesOpen Geosciences, 2018
Reducing the negative impacts of flooding in Makkah AL Mukarramah region in the Kingdom of Saudi Arabia (KSA) is of utmost importance. In the last decade, there are huge mega infrastructure projects in KSA in general and in Makkah AL Mukarramah region in
Ewea Hatem A.   +3 more
doaj   +1 more source

DroughtScape- Summer 2010 [PDF]

open access: yes, 2010
Upcoming Workshops Mild Drought Season Likely to Persist Drought Impacts Intensify in Upper Midwest Visiting Scientists North Carolina Takes Drought Monitor Seriously International Work- Murcia, Spain ...
Smith, Kelly
core   +1 more source

Seasonal variability of nitrate concentrations below the root zone: A monthly predictive modeling approach

open access: yesJournal of Environmental Quality, EarlyView.
Abstract Nitrogen Leaching Estimation System version 5 (NLES5) is an empirical model extensively used for estimating annual nitrate leaching from the root zone. The model is based on leaching data obtained by multiplying the measured nitrate concentration below the root zone depth by the percolation calculated using a hydrological model, which together
Franca Giannini‐Kurina   +3 more
wiley   +1 more source

Heavy metal contamination and blue carbon sequestration in mangrove ecosystems of Puerto Rico

open access: yesJournal of Environmental Quality, EarlyView.
Abstract Heavy metal contamination in coastal ecosystems can significantly impact biological activity, metal retranslocation, and biogeochemical cycling. This study assessed the concentrations of arsenic (As), cadmium (Cd), chromium (Cr), copper (Cu), nickel (Ni), lead (Pb), and zinc (Zn) in mangrove sediments and leaves of two ecosystems in Puerto ...
Jahnelle Howe   +3 more
wiley   +1 more source

The role of tropical forests in supporting biodiversity and hydrological integrity: a synoptic overview [PDF]

open access: yes
Conservation of high-biodiversity tropical forests is sometimes justified on the basis of assumed hydrological benefits - in particular, the reduction of flooding hazards for downstream floodplain populations.
Chomitz, Kenneth M.   +4 more
core  

Defining stream riparian zones across multidimensional environmental gradients

open access: yesJournal of Environmental Quality, EarlyView.
Abstract Riparian zones are a critical terrestrial‐aquatic ecotone. They play important roles in ecosystems including (1) harboring biodiversity, (2) influencing light and carbon fluxes to aquatic food webs, (3) maintaining water quality and streamflow, (4) enhancing aquatic habitat, (5) influencing greenhouse gas production, and (6) sequestering ...
Walter K. Dodds   +13 more
wiley   +1 more source

Hydrologic Simulations of the Maquoketa River Watershed Using SWAT Working Paper 09-WP 49,June 2009 [PDF]

open access: yes, 2009
This paper describes the application of the Soil and Water Assessment Tool (SWAT) model to the Maquoketa River watershed, located in northeast Iowa. The inputs to the model were obtained from the Environmental Protection Agency’s geographic information/

core  

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