Results 71 to 80 of about 171,692 (302)

Wildlife-logging issues in the tropical rain forest. [PDF]

open access: yes, 2008
In recent decades, there has been unprecedented growth in the scale and intensity of tropical forest management. Industrial forestry, both directly and indirectly, has wreaked havoc on the wildlife and the ecological integrity of tropical forests ...
Universiti Putra Malaysia, Research Management Centre
core  

Elevational and latitudinal changes in tree associations and diversity in the Eastern Arc mountains of Tanzania [PDF]

open access: yes, 1996
A total of 200 variable-area plots covering 20 3 ha containing 4000 trees with a basal area of 921 4 m2 were assessed over a combined elevational range of 410-2180 m in the moist forests of three Tanzanian Eastern Arc mountains: West Usambara, Nguru and ...
Lovett, J.C.
core   +1 more source

Bridging Cross‐Scale Science–Policy Interfaces for Coherent Land‐Use Governance: Knowledge Co‐Production and Uptake in Kenya's Polycentric System

open access: yesEnvironmental Policy and Governance, EarlyView.
ABSTRACT Land is fundamental to livelihoods and ecosystem health but faces mounting pressure from human activities, climate change, and competing development demands. Science–policy interfaces (SPIs)—platforms that connect experts and policymakers—are vital for co‐producing knowledge to inform coherent, sustainable land‐use governance.
Sara Velander   +1 more
wiley   +1 more source

Marine Macroalgae as a Safe Healthy Food While Meeting Food Security Challenges Arising From Climate Changes

open access: yesFood Safety and Health, EarlyView.
Planned harvesting and processing of marine macroalgae could meet future global food needs and mitigate fuel‐originated carbon dioxide responsible for climate change. Microalgal foods are nutritious and safe. The utilization of macroalgae would avoid environmental problems arising from the release of overgrowing macroalgae caused by heatwaves, which ...
Upali Samarajeewa
wiley   +1 more source

Physico-chimie des pluies du sud Cameroun forestier [PDF]

open access: yesTropicultura, 2009
Physicochemical of Rains in Southern Forest Cameroon. This paper is a contribution to the physicochemical knowledge of the rains of the humid tropical forest area of Southern Cameroon. Rain water were sampled at Nsimi area in 2001/2002.
Yemefack, M.   +3 more
doaj  

Why save tropical rain forests? Some arguments for campaigning conservationists

open access: yes, 1976
Saving the tropical rain forest is presently high on the list of priorities of many international conservation organizations. In the United Nations Environment Programme (UNEP) it is a priority subject area.
Budowski, G.
core  

A bryophyte checklist of the ecological reserve of Gurjaú, Pernambuco, Brazil [PDF]

open access: yes, 2005
A bryophyte checklist of the Ecological Reserve of Gurjaú (08º10’00'’-08º15’00"S; 35º02’30"- 35º05’00"W), a remnant of the Atlantic Forest in the State of Pernambuco, has been compiled.
Germano, Shirley Rangel   +1 more
core  

Analysing the Drivers of Cropland Footprint in Leading Agricultural Nations: Evidence From MMQR Approach

open access: yesGeological Journal, EarlyView.
ABSTRACT Climate change represents the biggest current challenge for us and for future generations. Its impact on agriculture is undeniable, considering the food security goal. Thus, the cropland footprint has been distinguished as a comprehensive index for assessing the impact of environmental changes in agricultural areas determined by the increased ...
Ibrahim Cutcu, Magdalena Radulescu
wiley   +1 more source

Effectiveness of integrated shrub management and restoration techniques for rehabilitating shrub‐encroached rangelands of South Africa

open access: yesGrassland Research, EarlyView.
Herbaceous plant recovery following shrub clearing and reseeding in the rangelands of Peddie, Eastern Cape of South Africa. CTL, control; CO, cutting only; CR, cutting and reseeding; UPO, uprooting only; UPR, uprooting and reseeding. Abstract Background Shrub encroachment (SE) drives rangeland degradation, threatening biodiversity and forage ...
Monelisi Makanya   +3 more
wiley   +1 more source

100 years of tropical bryophyte and lichen ecology : a bibliographic guide to the literature from 1901 - 2000 [PDF]

open access: yes, 2002
A list of 401 citations pertaining to the ecology of tropical bryophytes and lichens is presented. The bibliography includes publications addressing the biology, ecology, natural history, and physiology of bryophytes and lichens, but generally eschews ...
Merwin, Mark C., Nadkarni, Nalini M.
core  

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