Effective interactions Angular momentum 1 Atom lasers 1 Atoms 1 Audition 1 Barro Colorado Island 1 Barro colorado islands 1 Bose-Einstein condensates 1 Bose-Einstein condensation 1 Bridges 1 Climate change 1 Conservation 1 Covariance matrix 1 Crystal lattices 1 Density distributions 1 Density functional theory 1 Drops 1 Early warning indicators 1 Early warning indicators, Species loss 1 Ecosystem collapse 1 Ecosystems 1 Electromagnetic fields 1 Empirical relationships 1 Equivalence to 1 External magnetic field 1 Forecasting 1 Forestry 1 Glauber model 1 Glauber models 1 Ground state 1