1. Lake Ecology -- Formation of Lakes

    www.lakeaccess.org/ecology/lakeecologyprim1.html

    Knowledge of the formation and history of a lake is important to understanding its structure. The current chemical and biological condition of a ...

  2. Bioturbation - Wikipedia

    https://en.wikipedia.org/wiki/Bioturbation

    Bioturbation has a profound effect on the environment and is defined as the reworking of soils and sediments by animals or plants. Bioturbating activities are thought ...

  3. How much is sea level rising? - Skeptical Science

    www.skepticalscience.com/sea-level-rise.htm

    Sea levels are measured by a variety of methods that show close agreement - sediment cores, tidal gauges, satellite measurements. What they find is sea level rise has ...

  4. Unreliability of Radiometric Dating and Old Age of the …

    www.bible.ca/tracks/dating-radiometric.htm

    How radiometric dating works in general : Radioactive elements decay gradually into other elements. The original element is called the parent, and the result of the ...

  5. Environmental radioactivity - Wikipedia

    https://en.wikipedia.org/wiki/Environmental_radioactivity

    Environmental radioactivity is produced by radioactive materials in the human environment. While some radioisotopes, such as strontium-90 (90 Sr) and technetium-99 ...

  6. Loss-on-Ignition Standard Operating Procedure

    lrc.geo.umn.edu/laccore/assets/pdf/sops/loi.pdf · Файл PDF

    Page 1 of 5. Loss-on-Ignition . Standard Operating Procedure LacCore, National Lacustrine Core Facility 11/11/2013 . Contents Purpose ...

  7. Evidence for a Young World | The Institute for Creation ...

    www.icr.org/article/evidence-for-young-world

    Each year, water and winds erode about 20 billion tons of dirt and rock from the continents and deposit it in the ocean. 6 This material accumulates as loose sediment ...

  8. news release - USGS.gov | Science for a changing world

    https://www.usgs.gov/news

    News Dive into the world of science! Read these stories and narratives to learn about news items, hot topics, expeditions underway, and much more.

  9. Elevating Self-discharge - Battery University

    batteryuniversity.com/learn/article/elevating_self_discharge

    Self discharge is generally caused by impurities. In the case of lead-acid, it is feasible to keep impurities from causing excessive self discharge.

  10. RADIUM-226 | Ra - PubChem

    https://pubchem.ncbi.nlm.nih.gov/compound/9877911

    RADIUM-226 | Ra | CID 9877911 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety ...