[1] Stephen E.Moody. From earth to space, lasers take on pollution.Photonics Spectra, 1999,33(10):96-103

[2] Jean Progner King. Lidar shows how pollutants stack up. Photonics Spectra, 1999,33(4):45

[3] Michael D.Wheeler. Lidar to track earth atmosphere. Photonics Spectra,2000,34(12):38

[4] Kevin Robinson. Laser altimetry detects thining ice. Photonics Spectra, 2000,34(11):25-26

[5] Michael Van Belle. Leser altimeter measures ice sheets.Photonics Spectra, 1999,33(5):39

[6] Lamont Wood. Satellite-based lidar may help the weatherman.Photonics Spectra,2000,34(5):30-32

[7] R.Winn Hardin. Diode lasers pinpoint pollutants.Photonics Spectra, 1998,32(4): 110-114

[8] Kathleen G.Tatterson. Pollutants can't hide from fiber optic sensors. Photonics Spectra, 1998,32(4):116-118

[9] Daniel S. Burgess. Simple sensor detects nerve gas.Photonics Spectra, 2000,34(12):24-26

[10] Kevin Robinson. Wafer detects harmful bacteria. Photonics Spectra,2000,34(10):33

[11] Aaron J. Hand. Water researchers perfect monitoring techniques. Photonics Spectra, 1999,33(10): 104-107

[12] Susan L. Ustin,Dar A.Roberts,Robert O.Green,etal..Remote sensing methods monitor natural resources. PhotonicsSpectra, 1999,33(10): 108-113

[13] Daniel C. Mccarthy. Hyperspectral imaging leads to new art form,greener lawns. Photonics Spectra,2000,34(6):48