Results 71 to 80 of about 2,350,674 (184)

Development characteristics and favorable area evaluation of organic-rich shale fractures in first member of Longmaxi Formation, Luzhou area, southern Sichuan Basin

open access: yesShiyou shiyan dizhi
The shale gas in the first member of the Silurian Longmaxi Formation in the southern Sichuan Basin exhibits promising potential for exploration and development. To clarify the influence of the development characteristics of natural fractures in shales on
Cunhui FAN   +10 more
doaj   +1 more source

Calculation and inducement of lacuna in the Mid-Permian Maokou Fm of Sichuan Basin

open access: yesNatural Gas Industry B, 2018
Erosion of carbonate strata not only can reflect the karst landform, but also can reveal the characteristics of carbonate karst reservoirs indirectly. In Sichuan Basin, the quantity and root causes of lacuna in the top strata of the Maokou Fm are unclear.
Qingchun Jiang   +7 more
doaj   +1 more source

Emerging Hotspots of Cropland Expansion on Steeper Tropical Terrains Intensify Tropical Forest Carbon Loss

open access: yesGeophysical Research Letters, Volume 53, Issue 17, 16 September 2026.
Abstract Tropical deforestation driven by agricultural expansion to meet growing food demand poses a rising threat to the global carbon cycle. While previous studies quantified agriculture‐related carbon losses, the role of cropland expansion remains poorly resolved, partly because widely used agricultural driver data sets are too coarse to detect fine‐
Xiaofeng Yang   +11 more
wiley   +1 more source

Sequence stratigraphic characterisation of petroleum reservoirs in Block 11b/12b of the Southern Outeniqua Basin [PDF]

open access: yes, 2011
Magister Scientiae - MScThe main purpose of this study was to identify and characterize the various sand prone depositional facies in the deepwater Southern Outeniqua Basin which generally tend to form during lowstand (marine regression) conditions ...
Nfor, Nformi Emmanuel
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Between North and South: Buddhist Cliff Sculpture in Northern Sichuan in the First Half of the Seventh Century CE

open access: yesReligions
In the first half of the seventh century CE, clusters of Buddhist cliff sculptures were carved into cliffs and boulders in Guangyuan, Mianyang, Bazhong, and other locations nestled in the northern Sichuan Basin.
Xiao Yang
doaj   +1 more source

Distribution and Habitat Suitability of Artemisia annua in China Under Climate Change Scenarios

open access: yesEcology and Evolution, Volume 16, Issue 9, September 2026.
We used an optimized MaxEnt model to assess the current and future suitable habitats of Artemisia annua in China under CMIP6 climate scenarios. Suitable areas are projected to contract overall and shift northeastward, primarily constrained by winter temperature and elevation.
Fenguo Zhang   +6 more
wiley   +1 more source

Relationship between gas reservoir distribution and structural system of upper Triassic Xujiahe Fm in the Sichuan Basin

open access: yesNatural Gas Industry B, 2019
The gas reservoir of Upper Triassic Xujiahe Fm in the Sichuan Basin is characterized by “accumulation in the early stage, entrapment in the middle stage and activation in the late stage”.
Shu Liu   +6 more
doaj   +1 more source

Predicting the Current Potential Suitable Habitat of Pinus tabuliformis in China Using Multi‐Source Environmental Data and Ensemble Learning Models

open access: yesEcology and Evolution, Volume 16, Issue 9, September 2026.
This study integrated multi‐source environmental variables and species occurrence records to predict the current potential suitable habitat of Pinus tabuliformis in China using MaxEnt, Random Forest (RF), generalized additive model (GAM), and a stacking ensemble model.
Haodong Ding   +5 more
wiley   +1 more source

The Relationship Between Human Activities and Ecosystem Service Supply–Demand From the Perspective of Land Use Transformation

open access: yesLand Degradation &Development, Volume 37, Issue 15, Page 10763-10783, September 2026.
ABSTRACT The equilibrium between ecosystem service supply and demand relationships (ESSDR) is essential for regional sustainable development. Understanding the relationship between human activity intensity (HAI) and ESSDR from the perspective of land use transformation (LT) is important for ecological management and governance.
Rongping Liang   +6 more
wiley   +1 more source

Wine of Southern Oregon November & December 2014

open access: yes, 2014
Featuring: Paintings by Donna Jean Morris and photographs from Hannon Library's Wine of Southern Oregon CollectionHannon Library, Southern Oregon University, 1250 Siskiyou Boulevard, Ashland, Oregon ...
Southern Oregon University (Or.)
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