Results 31 to 40 of about 2,367,348 (342)

Distribution and habitats of Paphiopedilum Pfitzer (Orchidaceae) known to occur in Bhutan

open access: yesJournal of Threatened Taxa, 2019
Paphiopedilum fairrieanum, P. spicerianum, and P. venustum (Orchidaceae: Cypripedioideae) are reported to occur in Bhutan, of which the former is known to be Critically Endangered and the latter two are Endangered.
Dhan Bahadur Gurung   +13 more
doaj   +1 more source

Emerging Urban Forests: Opportunities for Promoting the Wild Side of the Urban Green Infrastructure [PDF]

open access: yes, 2019
Many cities aim to increase urban forest cover to benefit residents through the provision of ecosystem services and to promote biodiversity. As a complement to traditional forest plantings, we address opportunities associated with “emerging urban forests”
Buchholz, Sascha   +5 more
core   +1 more source

Can we set a global threshold age to define mature forests? [PDF]

open access: yes, 2015
Globally, mature forests appear to be increasing in biomass density (BD). There is disagreement whether these increases are the result of increases in atmospheric CO2 concentrations or a legacy effect of previous land-use. Recently, it was suggested that
Anderson   +51 more
core   +4 more sources

Forest Carbon Management: a Review of Silvicultural Practices and Management Strategies Across Boreal, Temperate and Tropical Forests

open access: yesCurrent Forestry Reports, 2021
Carbon sequestration and storage in forest ecosystems is often promoted as a solution for reducing CO2 concentrations in the atmosphere. Yet, our understanding is lacking regarding how forest management strategies affect the net removal of greenhouse ...
Abderrahmane Ameray   +4 more
semanticscholar   +1 more source

Recovery of Musk Deer Moschus chrysogaster Hodgson, 1839 (Artiodactyla: Moschidae) in Sakteng Wildlife Sanctuary, Bhutan

open access: yesJournal of Threatened Taxa, 2017
Evidence from recent camera trap and biodiversity survey in Sakteng Wildlife Sanctuary, Bhutan has revealed the presence of Musk Deer, which was thought to be locally extirpated before the establishment of the Sanctuary.
Sonam Tobgay   +2 more
doaj   +1 more source

Mapping forests in monsoon Asia with ALOS PALSAR 50-m mosaic images and MODIS imagery in 2010. [PDF]

open access: yes, 2016
Extensive forest changes have occurred in monsoon Asia, substantially affecting climate, carbon cycle and biodiversity. Accurate forest cover maps at fine spatial resolutions are required to qualify and quantify these effects. In this study, an algorithm
Bajgain, Rajen   +19 more
core   +2 more sources

The Benefits of Local Forest Recreation in Austria and Its Dependence on Naturalness and Quietude [PDF]

open access: yes, 2020
The benefits of local recreation in the State-owned forests in Austria (i.e., about 15% of all Austrian forests) are ascertained in this paper. A representative survey of households dealt with their local recreation, perceptions of and disturbances in ...
Getzner, Michael, Meyerhoff, Jürgen
core   +1 more source

Anthropogenic modification of forests means only 40% of remaining forests have high ecosystem integrity

open access: yesNature Communications, 2020
Many global environmental agendas, including halting biodiversity loss, reversing land degradation, and limiting climate change, depend upon retaining forests with high ecological integrity, yet the scale and degree of forest modification remain poorly ...
H. Grantham   +49 more
semanticscholar   +1 more source

An investigation on of optimal number of shoots in different Poplar clones at short rotation system [PDF]

open access: yesتحقیقات جنگل و صنوبر ایران, 2012
Pruning and eliminating some of the shoots of each poplar tree at short rotation method helps the reminder shoots to use more nutrition, light and water and produce stems with high diameter and height which can be used at high productivity industries ...
Raf'atollah ghasemi   +2 more
doaj   +1 more source

Field performance of trunk-applied entomopathogenic fungi for management of the oak moth, Leucoma wiltshirei (Lepidoptera: Erebidae) during a two-year study [PDF]

open access: yesنامه انجمن حشره‌شناسی ایران
The oak defoliator moth, Leucoma wiltshirei Collenette, 1938 (Lepidoptera: Erebidae), is one of the most important pests of the Persian oak (Quercus brantii Lindl.) in the Zagros forests, causing significant damage to these trees.
Seyede Masoomeh Zamani   +6 more
doaj   +1 more source

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