401. foreign minorities, Germany 
402. behavioral genetics 
403. osteoporosis 
404. Ireland, peace talks 
405. cosmic events 
406. Parkinson's disease 
407. poaching, wildlife preserves 
408. tropical storms 
409. legal, Pan Am, 103 
410. Schengen agreement 
411. salvaging, shipwreck, treasure 
412. airport security 
413. steel production 
414. Cuba, sugar, exports 
415. drugs, Golden Triangle 
416. Three Gorges Project 
417. creativity 
418. quilts, income 
419. recycle, automobile tires 
420. carbon monoxide poisoning 
421. industrial waste disposal 
422. art, stolen, forged
423. Milosevic, Mirjana Markovic 
424. suicides 
425. counterfeiting money 
426. law enforcement, dogs 
427. UV damage, eyes 
428. declining birth rates 
429. Legionnaires' disease 
430. killer bee attacks 
431. robotic technology 
432. profiling, motorists, police 
433. Greek, philosophy, stoicism 
434. Estonia, economy 
435. curbing population growth 
436. railway accidents 
437. deregulation, gas, electric 
438. tourism, increase 
439. inventions, scientific discoveries 
441. child labor 
442. Lyme disease 
443. heroic acts 
444. U.S., investment, Africa 
445. supercritical fluids
446. women clergy 
446. tourists, violence 
447. Stirling engine 
448. ship losses 
449. antibiotics ineffectiveness 
450. King Hussein, peace