environment;  circumstance
 link (e.g. in a chain of events);  part (of a plan, campaign, activities, etc.);  monocyclic
 circulation;  rotation;  cycle;  loop
(arch.)  bracelet (made of stringed jewels or bells and worn at the elbow);  bracer (for the elbow of an archer)
 one's family (home) background (environment)
 vicious circle;  vicious cycle
 (in) the presence of the whole company;  with all eyes filed upon (one)
 one's (living) environment
 ring;  band;  ring;  circum-
 ring;  circle;  hoop;  wheel;  circle (e.g. of friends)
 annulation;  ring shape;  loop shape
 natural (physical) environment
 environmental destruction
 environmental problem;  environmental issue
 Ministry of the Environment
 links;  chain;  shackle;  linking
 environmental conservation
 environmental maintenance;  environmental improvement
 living environment;  habitat
 loop line;  (transportation) belt line
 Trans-Pacific Partnership;  Trans-Pacific Strategic Economic Partnership Agreement;  TPP
 surrounding environment;  ambient surrounding;  one's surroundings
 virtuous cycle;  virtuous circle
 creating a (usually favorable) environment
 atoll;  circular coral reef
 Minister of the Environment
 looking around;  looking about
 configuration (e.g. of a computer or file);  user preferences;  system environment;  environment setting
 environmentally friendly;  eco-friendly
 circulatory system (blood, lymph, etc.)
 creating a (usually favorable) environment
 loop-line bus;  loop bus;  bus on a circular route;  bus following a circular route
 social environment;  social conditions
 earring (non-pierced);  helix
 endocrine disruptor;  endocrine disrupting-chemicals
 intestinal environment;  microbiome
 Minister of the Environment
 environmentally friendly;  eco-friendly
 environmental impact assessment
 environmental burden;  environmental load
 cyclical;  circulative;  recursive
 fan columbine (Aquilegia flabellata);  hemp yarn wound into a hollow ball;  egg custard dish on a base of udon noodles
 setting up an environment;  creation of an environment
 loop line;  circle line;  circle route
 moated settlement (Yayoi period)
 cardiovascular disease;  circulatory disease
 environmental technology;  envirotech;  green technology;  greentech
 environmental business;  environment business;  environmental program
 environmental degradation
 swim ring;  swimming ring;  life buoy;  life belt;  life preserver;  lifesaver
 environmentally dependent;  environment-dependent
 (material) recycling society;  recycling-oriented society
 global environment problems;  global environmental issues
 environmental tax;  green tax
 Director General of Environment Agency
 circum-Pacific volcanic belt;  Ring of Fire
 investment climate;  investment environment
 surrounding seas;  surrounded by the sea
 water cycle;  hydrologic cycle
 environmental activist;  environmentalist
 global environment conservation;  global environment preservation
 systemic circulation;  general circulation (of the atmosphere)
 funds flow;  transfer of funds
 outer ring road;  orbital road
 platform-dependent character
 environmental engineering
 extremophile;  organism that thrives in extreme conditions
 circulatory system (blood, lymph, etc.)
 circumzenithal arc;  cicumzenith arc
 sexual harassment from colleagues in the work environment
 United Nations Environment Programme (Program);  UNEP
 (animal) collar;  necklace;  choker
 environmental criminology
 United Nations Conference on the Human Environment
 recommended system requirements (software)
 umwelt;  self-centered world
 environmentally friendly;  eco-
 Act for Establishing a Recycling-Oriented Society
 environmental practice;  environmental practices
 (Japanese) Natural Conservation Law (1972)
 creating a (usually favorable) environment
 signet ring (in medical contexts, e.g. signet ring cell)
 environmental impact statement
 Pan-Pacific concept;  Pacific Rim concept
 Declaration of the United Nations Conference on the Human Environment (Stockholm, 1972)
 clasp or ring for attaching a pendant to a chain
 environmental degradation
 System for Prediction of Environmental Emergency Dose Information;  SPEEDI
 left ventricular assist device;  LVAD
 Newton's rings (interference pattern seen when a convex lens is placed on another surface)
 round-trip transaction;  round-tripping
 United Nations Conference on the Human Environment
 United Nations Conference on Environment and Development
 United Nations Environment Program;  UNEP
 Application Development Environment;  ADE
 online processing environment
 message handling environment
 heterogeneous environment
 open systems interconnection environment
 ambient reflection coefficient
 CAE;  Common Application Environment
 CDE;  Common Desktop Environment
 end-around shift;  cyclic shift
 Integrated Development Environment
 Distributed Computing Environment;  DCE
 DCE;  Distributed Computing Environment
 computing environment characterized by "ubiquitous computing"
 system requirements (i.e. recommended hardware and software to run a package)
 fairy ring;  mushroom ring
 environmental responsibility
 environmental administrator
 Council of Ministers for Global Environment Conservation
 (minimum) system requirements
 environmental carrying capacity;  environmental acceptable limit;  environmental assimilating capacity;  environmental capacity
 environmental carrying capacity
 atmospheric general circulation
 hot springs bath with simulated natural water supply and drainage;  closed-loop hot springs bath
 outer ring road;  orbital road
 pastry made of dough pulled into various shapes and fried
 enterohepatic circulation
 Hadley circulation;  Hadley cell
 Ferrel cell;  Ferrel circulation
 Global Change Observation Mission;  GCOM
 polycyclic aromatic hydrocarbon;  PAH
 hydrologic cycle;  water cycle
 circum-Pacific seismic zone;  circum-Pacific earthquake belt
 Trans-Pacific Partnership;  Trans-Pacific Strategic Economic Partnership Agreement;  TPP
 Trans-Pacific Partnership;  Trans-Pacific Strategic Economic Partnership Agreement;  TPP
 Artinian ring;  Artin ring
 Artinian ring;  Artin ring
 ring inversion;  ring flip
 Trans-Pacific Partnership;  Trans-Pacific Strategic Economic Partnership Agreement;  TPP
 cyclic compound;  ring compound
 toroidal core;  endless core
 ball-and-ring method;  ring-and-ball test
 odamaki mushi;  egg custard dish on a base of udon noodles
 odamaki mushi;  egg custard dish on a base of udon noodles
 Annelida (phylum of ringed worms)