نتایج جستجو برای: manmade source

تعداد نتایج: 419529  

2009
M. G. Gartley

Polarimetric imaging has demonstrated utility for increasing contrast of manmade targets above natural background clutter. Manual detection of manmade targets in multispectral polarimetric imagery can be challenging and a subjective process for large datasets. Analyst exploitation may be improved utilizing conventional anomaly detection algorithms such as RX. In this paper we examine the perfor...

2011
Todd W. Arnold Robert M. Zink

Avian biodiversity is threatened by numerous anthropogenic factors and migratory species are especially at risk. Migrating birds frequently collide with manmade structures and such losses are believed to represent the majority of anthropogenic mortality for North American birds. However, estimates of total collision mortality range across several orders of magnitude and effects on population dy...

Journal: :Water 2021

Natural hazards have caused significant damages to natural and manmade environments during the last few decades [...]

2014
Anders Stigebrandt Lars Rahm Lena Viktorsson Malin Ödalen Per O. J. Hall Bengt Liljebladh

The external phosphorus (P) loading has been halved, but the P content in the water column and the area of anoxic bottoms in Baltic proper has increased during the last 30 years. This can be explained by a temporary internal source of dissolved inorganic phosphorus (DIP) that is turned on when the water above the bottom sediment becomes anoxic. A load-response model, explaining the evolution fr...

Journal: :Current Applied Science and Technology 2022

Bacterial cellulose (BC) is a flexible biopolymer having valuable properties like high purity (without hemicellulose and lignin), percentage of crystallinity, water retention, mechanical strength, biodegradability unique biocompatibility. Unlike plant cellulose, bacterial produced by many species. Recent advances in research have identified several producers BC but the key producer Komagataeiba...

Journal: :Biochimica et Biophysica Acta (BBA) - Bioenergetics 2014

Journal: :Occupational and Environmental Medicine 1990

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