1. Variations of methane stable isotopic values from an Alpine peatland on the eastern Qinghai-Tibetan Plateau

   • Qian Guo
   • Haijun Peng
   • Yetang Hong

   Original Article 03 June 2021 Pages: 473 - 483

   

2. Quantifying aluminosilicate manganese release and dissolution rates across organic ligand treatments for rocks, minerals, and soils

   • Justin B. Richardson
   • LeAnn X. Zuñiga

   Original Article 23 June 2021 Pages: 484 - 497

   

3. Concentration determination of gold nanoparticles by flame atomic absorption spectrophotometry

   • Yuhong Fu
   • Quan Wan
   • Wei Zhang

   Original Article 28 June 2021 Pages: 498 - 506

   

4. Evaluating soil erosion by water in a small alpine catchment in Northern Italy: comparison of empirical models

   • Francesca Berteni
   • Stefano Barontini
   • Giovanna Grossi

   Original Article 24 January 2021 Pages: 507 - 524

   

5. Pressure calibration and sound velocity measurement to 12 GPa in multi-anvil apparatus

   • Wei Song
   • Shuangming Shan
   • Yonggang Liu

   Original Article 13 April 2021 Pages: 525 - 531

   

6. Olivine and Cr-spinel as indicators of the petrogenesis and partial melting conditions of the high-MgO ultramafic volcanic rocks from NW Ad Dhala Province—Yemen

   • Mukhtar A. Nasher
   • Murad Ali

   Original Article 03 February 2021 Pages: 532 - 556

   

7. Zinc, copper, and strontium isotopic variability in the Baiyangping Cu–Pb–Zn–Ag polymetallic ore field, Lanping Basin, Southwest China

   • Caixia Feng
   • Shen Liu
   • Ian M. Coulson

   Original Article 16 April 2021 Pages: 557 - 574

   

8. Geochemistry and spectrometric prospection of younger granites and granitic pegmatites bearing uranium mineralization at G. Kab El Rakeb area, Central Eastern Desert, Egypt

   • Gehad M. Saleh
   • Bahaa M. Emad
   • Ibrahim B. Abdel Kader

   Original Article 01 February 2021 Pages: 575 - 601

   

9. Carboniferous tectono-magmatic evolution of the northern Luliang arc: evidence from geochemistry and petrography of Carboniferous volcanic rocks in the northern Luliang Uplift, NW China

   • Sijie Han
   • Shuxun Sang
   • Guanlong Zhang

   Original Article 26 February 2021 Pages: 602 - 622

   

10. Geochemical constraints and uranium potential of the younger granitic rocks in El Maghrbia area, Central Eastern Desert, Egypt

    • A. E. El-Kammar
    • A. H. El-Afandy
    • F. Casetta

    Original Article 22 March 2021 Pages: 623 - 639

    

11. Coupling effects of hydrological characteristics and nutrient load in sediments on the trophic state of reservoirs

    • Fan Xinyi
    • Yue Yihong
    • Wang Fushun

    Original Article 02 June 2021 Pages: 640 - 649

    

12. Is bicarbonate directly used as substrate to participate in photosynthetic oxygen evolution

    • Yanyou Wu

    Short Communication Open access 21 June 2021 Pages: 650 - 658