Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

The ecosystem study on Rongelap Atoll

R B Walker1, S P Gessel, E E Held

  • 1University of Washington, Botany Department, Seattle 98195, USA.

Health Physics
|July 1, 1997
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Formulation development and optimization of artemether-lumefantrine self-nanoemulsifying drug delivery systems.

Die Pharmazie·2025
Same author

Pharmacist-initiated antiretroviral therapy (PIMART).

South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde·2021
Same author

Preformulation characterization and identification of excipients for nevirapine loaded niosomes.

Die Pharmazie·2021
Same author

Preformulation studies of efavirenz with lipid excipients using thermal and spectroscopic techniques.

Die Pharmazie·2020
Same author

Design, evaluation and optimization of taste masked clarithromycin powder.

Die Pharmazie·2020
Same author

Development, manufacture and characterization of niosomes for the delivery for nevirapine.

Die Pharmazie·2019

This study examined the environmental impact of radioactive fallout on an atoll, using isotopes like cesium-137 (137Cs) and strontium-90 (90Sr) as tracers in an early ecosystem approach.

Area of Science:

  • Environmental Science
  • Radiation Biology
  • Ecology

Background:

  • The study focused on an atoll contaminated by radioactive fallout from the 1954 "Bravo shot".
  • Research was conducted by the Laboratory of Radiation Biology at the University of Washington during the 1950s and 1960s.

Purpose of the Study:

  • To conduct an intensive, multi-faceted study of the contaminated atoll's environment and biota.
  • To utilize naturally occurring radioactive isotopes as tracers for ecological research, representing an early ecosystem approach.

Main Methods:

  • Investigated soils, land plants, marine life, birds, geology, hydrology, and human diets.
  • Employed radioactive isotopes, specifically 137Cs and 90Sr, as tracers in environmental and biological samples.
  • Examined soil development, mineral element distribution, radionuclide presence, and plant growth in relation to environmental factors.

Related Experiment Videos

Main Results:

  • Detailed findings on soil types, element distribution, and radionuclide presence in soils and plants.
  • Information on the distribution and growth of terrestrial plants influenced by topography and salinity.
  • Insights into human diets and the micronutrient nutrition of the coconut palm.

Conclusions:

  • The research represented an early application of the ecosystem approach to understand environmental contamination.
  • The study provided comprehensive data on the ecological impacts of radioactive fallout on an atoll environment.