Results 141 to 150 of about 288,481 (284)

Wetland distribution modelling for optimal land use options in Europe [PDF]

open access: yes
This spatial study contributes to a modelling project that, in combination with biodiversity analyses and an economic model, evaluates potentials to preserve existing habitats, to restore formerly native habitats, as well as to create non-native managed ...
Christine Schleupner
core  

Sedum zhenghaianum (Crassulaceae), a new species from Zhejiang and Jiangxi, East China

open access: yesNordic Journal of Botany, EarlyView.
In this paper, Sedum zhenghaianum sp. nov. is described as a new species based on morphological and molecular analyses, and its taxonomic relationships are discussed. Morphological analysis indicates that S. zhenghaianum should be classified in the genus Sedum sect. Sedum and is distinct from the related species S. tosaense in morphology, e.g.
Shi‐Qi She   +6 more
wiley   +1 more source

Identification and optimization of urban wetland ecological networks in highly urbanized areas: A case study of Haidian District, Beijing

open access: yesEcological Indicators
With the rapid development of urbanization, urban wetlands have been severely damaged by human activities and natural factors, leading to problems such as reduced area and decreased connectivity between wetlands.
Wang Zecheng   +9 more
doaj   +1 more source

A CASE FOR SUBVENTION OF PRIVATE LANDOWNERS IN THE LOUISIANA COASTAL ZONE [PDF]

open access: yes
The Louisiana Coastal Zone (LCZ) is experiencing an unparalleled crisis of wetland loss, most of which (75%) is occurring on private lands. This paper use agricultural conservation policy as a comparative construct in a commentary that examines the ...
Caffey, Rex H.
core   +1 more source

Two new records for the flora of Paraguay: Stemodia diplohyptoides and S. lobelioides (Plantaginaceae:Gratioleae)

open access: yesNordic Journal of Botany, EarlyView.
Stemodia diplohyptoides M.M.Sosa & Dematt. and S. lobelioides Lehm. (Gratioleae, Plantaginaceae) are reported for the first time in Paraguay, found in Alto Paraná and Presidente Hayes departments, respectively. These new records extend the known geographical range of both species, representing the northern records to date, S.
Y. Carlés Bechara   +4 more
wiley   +1 more source

A BIO-ECONOMIC MODEL OF WETLAND PROTECTION ON PRIVATE LANDS [PDF]

open access: yes
Wetland ecosystems on privately owned farms such as those on the Murrumbidgee River Floodplain in the state of New South Wales, Australia provide a mix of potentially valuable outputs to their owners and the wider community.
Bennett, Jeffrey W., Whitten, Stuart M.
core   +1 more source

Isoetes ×atruensis (Isoetaceae – Lycopodiopsida), a new interspecific sterile hybrid from Rajasthan of Western India

open access: yesNordic Journal of Botany, EarlyView.
Isoetes ×atruensis hyb. nov. is shown to be a triploid (2n = 3× = 33 + 1) sterile interspecific hybrid between diploid (2n = 2× = 22 + 1) I. coromandelina and tetraploid (2n = 4× = 44 + 1) I. rajasthanensis. It has been found in two locations in Rajasthan, India.
Sarvesh Kumar Singh   +4 more
wiley   +1 more source

Taxonomic insights into Indian Rotala (Lythraceae) species with verticillate phyllotaxy

open access: yesNordic Journal of Botany, EarlyView.
In an effort to resolve taxonomic complexities among Indian Rotala species with verticillate phyllotaxy, this study provides an identification key, revised nomenclature, updated morphological descriptions including SEM studies of seed coat surfaces, detailed photoplates, and notes on phenology, ecology, and distribution.
Arikrishnan Parthiban   +2 more
wiley   +1 more source

Economic Impacts of Wetland Amenities A Spatial Econometric Analysis of the Housing Market [PDF]

open access: yes
Wetlands in the Netherlands are subject to pressures from various economic activities. Especially in the Randstad region there is a strong competition for land among residential industrial, natural and agricultural land use.
René Van der Kruk
core  

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