Results 41 to 50 of about 185,089,399 (155)

Evaluating transboundary connectivity to support cross-border conservation between Canada and the United States

open access: yesFACETS
Landscape connectivity is considered critical for maintaining biodiversity. Many jurisdictions have identified the importance of considering connectivity in land-use plans, and connectivity has recently been included as a metric in international ...
Paul O'Brien   +6 more
doaj   +1 more source

The applications of chemical analyses of sediments and soils in the assessment of environmental quality [PDF]

open access: yes, 1975
Recent findings on the significance of various chemical and physical parameters in sediments and soils are reviewed, particularly with reference to toxic metals. The concept of natural and man-made "sinks" for toxic metals in the environment is
Darcel, F. C.
core   +1 more source

Association of COL5A1 gene polymorphisms and risk of tendon-ligament injuries among Caucasians: a meta-analysis

open access: yesSports Medicine - Open, 2018
Background Tendons and ligaments are common sites of musculoskeletal injuries especially during physical activity. The multifactorial etiology of tendon-ligament injury (TLI) includes both genetic and environmental factors.
Noel Pabalan   +3 more
doaj   +1 more source

A bacteriological study of nearshore areas of Lake Ontario 1973 and 1975 surveys

open access: yes, 1978
Water quality monitoring surveys were conducted in Lake Ontario during 1973 and 1975 to determine if Ministry of the Environment and International Joint Commission Objectives were being met.
Dawson, Gregory, Young, Michael
core   +1 more source

Understanding Needs, Breaking Down Barriers: Examining Mental Health Challenges and Well-Being of Correctional Staff in Ontario, Canada

open access: yesFrontiers in Psychology, 2020
Mental health challenges appear to be extremely prolific and challenging for correctional service employees, affecting persons working in community, institutional, and administrative correctional services.
Rosemary Ricciardelli   +3 more
doaj   +1 more source

A hydrogeological study along the North Shore of Lake Ontario in the Bowmanville - Newcastle Area [PDF]

open access: yes, 1974
Part of the contribution of the Ontario Ministry of the Environment to the International Field Year for the Great Lakes program is the estimation of the amount of ground-water inflow to Lake Ontario from the Canadian side, by extrapolating data from ...
Singer, S. N.
core   +1 more source

Realized thermal niche approach eliminates temperature bias in bioenergetic model estimates

open access: yesEcology and Evolution
Bioenergetics models estimate ectotherm growth, production, and prey consumption – all key for effective ecosystem management during changing global temperatures.
Silviya V. Ivanova   +2 more
doaj   +1 more source

A temporal record of microplastic accumulation in sediment cores of the Great Lakes, North America, reflects macroeconomic and regional influences

open access: yesFACETS
Documented plastic pollution throughout the Laurentian Great Lakes system prompted investigation of microplastics (MPs) in sediment cores. We examined offshore sediment cores from Lake Huron (LH43) and Lake Ontario (403A) to understand temporal trends ...
Sara L. Belontz   +4 more
doaj   +1 more source

Parasites and the land application of sewage sludge [PDF]

open access: yes, 1981
Parasite ova, mainly Ascaris and Toxocara, were recovered from many Ontario sewage sludges, and from sludged fields. These ova can survive on pasture for several years, are probably destroyed on bare soil within one year and possibly survive only a few ...
Graham, H. J.
core   +1 more source

Uptake behavior of polycyclic aromatic compounds during field calibrations of the XAD-based passive air sampler across seasons and locations [PDF]

open access: yesAtmospheric Measurement Techniques
Polycyclic aromatic compounds (PACs) continue to demand attention due to their widespread presence and well-established health implications. Given that incomplete combustion is a major contributor to PACs and inhalation constitutes a crucial human ...
Y. Li   +9 more
doaj   +1 more source

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