
Monday, January 9, 2012
Sunday, October 2, 2011
Earth quake
epyeLf;fk;
,aw;ifg; nghplh;fs; ,iwtdpd; nfhgj;jhy; Vw;gLtjhf ekJ Kd;ndhh;fs; fUjpdh;/ mwptpay; tsh;e;Jtpl;l ,f;fhyj;jpYk; XU rpy ,aw;ifg; nghplh;fisg; gw;wpf; nfl;Fk;nghJ my;yJ mit Vw;gLj;jpa nrj';fisj; bjhiyf;fhl;rpapy; fhqk;nghJ giHa epidt[fs; ekf;F kPz;Lk; Vw;gLfpd;wd/ mz;ikapy; (khh;r;R 11. 2011) $g;ghd; ehl;od; tlgFjpapy; Vw;gl;l epyeLf;fKk; mjidj; bjhlh;e;J cz;lhd fly;nfhSk; epyeLf;fk; gw;wpanjhh; g[jpa mr;rj;ij ek;kpilna Vw;gLj;jpa[s;sd/ 2004Mk; Mz;L ork;gh; 26Mk; ehs; cz;lhd ,e;jpag; bgU';fly; fly;nfhs; (Rdhkp) Vw;gLj;jpa ghjpg;g[fs; ,d;dKk; jkpHf kf;fspilna khwhj tLthf cs;sJ/
,aw;ifg; nghplh;fs; (Disaster) ,U tifg;gLk;. Kjy;tif kdpjr; bray;ghLfshy; Vw;gLgit/ nghh.; cs;ehl;Lf; fytuk;. jpOh; jP tpgj;J. mqkpd;epiya';fs;. ntjpapaw; bjhHpw;rhiyfspy; Vw;gLk; tpgj;Jf;fs; Kjypadtw;iw ,jw;F cjhuzkhfr; brhy;yyhk;/ ,uz;lhk; tif ,aw;ifahf epfH;git/ bgUbts;sk;. twl;rp. g[ay;. Nwhtsp. ,o kpd;dYld;Toa fL';fhw;W. epyr;rhpt[. epyeLf;fk;. vhpkiy btog;g[. fly;nfhs;. bfhs;is neha; Mfpad rpy Kf;fpakhd ,aw;ifg; nghplh;fshFk;/
nghplh;fSs; rpy bjhlh; epfh;t[fshYk; (chronic hazards) rpy jpOh; epfH;t[fshYk; (episodic hazards) Vw;gLfpd;wd/ bjhlh; twl;rpahy; epyg;gug;g[ ghiytdkhjy;. epyj;jpd; jd;ik khWjy;. ciwgdpg; got';fs; cUFjy; Mfpait bjhlh; epfH;t[fshy; Vw;gLk; nghplh;fshFk;/ FWfpa neuj;jpy; epfH;e;J bgUj;j nrjj;ij Vw;gLj;Jgit ,uz;lhk; tifiar; nrh;e;jit. kdpjh;fs; nghplh;fs; Vw;gLk; gFjpfspypna mjpfk; thH;fpd;wdh;/ Vbddpy; vhpkiyapypUe;J tPRk; rhk;gypdhy; mjdUfpy; cs;s epy';fs; ,aw;ifahfnt Kg;nghfk; tpisaf;Toa jd;ika[iladtha; cs;sd/ bgUbts;sk; Vw;gLfpd;w rkbtspg;gFjpfspy; cs;s epy';fs; rhFgof;nfw;w tskhd epy';fsha; cs;sd/ g[ay;fshy; ghjpg;gila[k; flnyhug; gFjpfs; bjhHpy; kw;Wk; thzpf tsh;r;rpf;F cjt[k; ey;y JiwKf';fis cilajha; mike;Js;sd/ vdnt ,g;gFjpfs; kf;fs; beUf;fk; mjpfKiladtha; cs;sd. ,g;gFjpapy; thGk; kf;fs; mwptpaypd; Jizahy; ,aw;ifg; nghplh;fshy; Vw;gLk; ghjpg;g[fisf; Fiwf;f Kw;gLfpd;wdh;/ MapDk; ,aw;ifg; nghplh;fSs; Xd;whd epyeLf;fk; ,d;dKk; mwptpayhy; bty;y Koahjnjhh; nghpluhfnt cs;sJ vd;gjid mz;ikf;fhy $g;ghd; epyeLf;fk; ekf;Fg; g[yg;gLj;JfpwJ/
cyf eythH;t[f; fHfj;jpd; (WHO-World Health Organisation) 2002Mk; Mz;L mwpf;ifg;go ,Ugjhk; Ehw;whz;oy; Mz;LnjhWk; Rkhh; 900 epyeLf;f';fs; Vw;gl;Ls;sd/ ,jdhy; Vw;gl;Ls;s bghUshjhur; nrjk; Vwj;jhH 250 gpy;ypad; lhyh;fshFk;/ 20/01/1995 $g;ghdpy; cs;s Qth$p jPtpYs;s. nfhg; (Kobe) vd;w ,lj;jpy; Vw;gl;l epyeLf;fj;jhy; kl;Lk; 131/5 gpy;ypad; lhyh; ,Hg;g[ Vw;gl;lJ/ epyeLf;f';fisr; rkhspf;Fk; my;yJ mjdhy; Vw;gLk; nghplh;fisr; rkhspf;Fk; jahh; epiyapy; ,y;yhj gFjpfspy; caphpHg;g[ mjpfkhf Vw;gLfpwJ/ vLj;Jf;fhl;lhf 2001Mk; Mz;L F$uhj;jpy; xh; epyeLf;fk; Vw;gl;lJ/ mjdhy; gyh; caphpHe;jdh;/ mfkjhghj; nghd;w bghpa efhpy; Tl fl;ol';fs; ,oe;J tpGe;J gyh; khz;ldh;/ Mdhy; mnj Mz;L mbkhpf;f If;fpa ehl;oy; mnj Mw;wYld; Toanjhh; epy eLf;fk; Vw;gl;lJ/ Mdhy; m';F fl;lg;gl;l fl;ol';fspd; juk; ed;whf ,Ue;jjhy; m';F caph;r;nrjk; mjpf mst[ Vw;gltpy;iy/
epyeLf;fj;jhy; Vw;gLk; nrj';fisj; jtph;f;f. epyeLf;fk; gw;wpa mwptpay; cz;ikfis mwpjy; mtrpak;/ ekJ Kd;ndhh;fs;. gz;ila fhyj;jpy; g[tpiag; ghk;g[fs; my;yJ ahidfs;. Mik. rpye;jp my;yJ bQh;Fyp!@ vd;w bja;tk; jh';fp epw;gjhf vz;zpdh;/ ,it mirtjhy; epyeLf;fk; Vw;gLtjhff; fUjpdh;/ fpnuf;f jj;Jt mwp"uhd mhp!@lhl;oy; Kjd; Kjyhf epyeLf;fk; gw;wp mwptpay; g{h;tkhfr; rpe;jpj;jhh;/ g{kpf;foapy; g[ija[z;Lfplf;Fk; fhw;nw epyeLf;f';fSf;Ff; fhuzk; vd mth; vz;zpdhh;/ 1750Mk; Mz;L ,';fpyhe;J Ie;J bjhlh; epyeLf;f';fshy; jhf;fg;gl;lJ/ gpd;dh; mt;thz;L etk;gh; 1Mk; ehs; "hapw;Wf;fpHik Vw;gl;l XU bghpa epyeLf;fj;jhYk;. mjd; gpd;dh; Vw;gl;l fly;nfhshYk; nghh;r;Rfy; ehl;od; yp!@gd; efunk mHpe;J nghdJ/ ,jdhy; 70.000 ngh; bfhy;yg;gl;ldh;/ ,e;epyeLf;fj;jhy; Kiwahd fz;fhzpg;g[fSld; Toa epyeLf;ftpay; vdg;gLk; (M';fpyj;jpy; rP!@khy$p) vd;w g[jpa mwptpay; Jiw njhd;wp tsh;r;rp fz;lJ/
hpf;lh; msit
epyeLf;fk; gw;wpa bra;jpfis ehk; nfl;f;Fk;nghJ. me;epyeLf;fk; hpf;lh; msitapy; ve;j mstpw;F gjpthfpa[s;sJ vd mwpa Mh;tk; fhl;Lnthk;/ rhh;y!@ g;uhd;!p!@ hpf;lh; (Charles Francis Ritcher) vd;w mbkhpf;f ehl;L epyeLf;ftpayhsh; Kjd; Kjypy; 1935,y; jdJ rf mwptpayhsuhd bgndh Tld;bgh;f;
(Beno Gutenberg) vd;gthpd; JiznahL ,jid gad;gLj;jpdh;/ ,UtUk; fypnghh;dpah ,d;!@ol;a{l; Mg; blf;dhy$papy; mt;tkaj;jpy; gzpg[hpe;J te;jdh;/ hpf;lh; jdJ ez;gUld; epyeLf;fj;jpd; tY gw;wpa Ma;t[fisj; bjhl';fpa nghJ epyeLf;fj;jpd; tYit msf;f 1902 Kjy; tHf;fj;jpy; ,Ue;j. ,j;jhypiar; nrh;e;j ghjphpahUk; epytpayhsuhYkhd n$hrg; bkh;fhyp
(Giuseppe Mercalli) vd;gtuhy; cUthf;fg;gl;l "bkh;fhyp msit" vd;w msit gad;ghl;oy; ,Ue;jJ/ epyeLf;fj;ij kf;fs; vt;thW czh;e;jdh; vd;gjpd; mog;gilapy; ,t;tsit cUthf;fg;gl;lJ/ hpf;lh; cUthf;fpa msit my;yJ mstPl;L Kiw epyeLf;fkhdpfs; je;j jut[fspd; mog;gilapy; cUthf;fg;gl;lJ/
hpf;lh; fypnghh;dpahtpy; epfH;e;j rpy epyeLf;f';fspd; tYit msf;fr; rpy epyeLf;fkhdpfis (Seismometer) epWtpdhh;/ ,e;epyeLf;fkhdpfs; epyeLf;f btsp ikaj;jpypUe;E (Epi-Center) 100 fp/kP/ Jhuj;jpw;Fs; epWtg;gl;ld/ epyeLf;fkhdpapd; 'epyeLf;f tiuglj;jpy;' (Seismograph) XU epyeLf;fk; gjpt[ bra;a[k; mjpf mst[ miytPr;rpd; (amplitude) msit ikf;nuh kpy;ypkPl;lhpy; (10-3 mm) mse;jhh;/ ,e;j mstpd; gj;jpd; klf;ifna (Lograthim based on 10) epyeLf;fj;jpd; tYthf mth; vLj;Jf;bfhz;lhh;/ gpd;dh; ,e;j hpf;lh; msit cyfpd; ve;jg; gFjpapy; epfH;e;j epyeLf;fj;ija[k;. ve;j ,lj;jpy; mikf;fg;gl;oUf;Fk; epyeLf;fkhdpapd; fzpg;g[fisf; bfhz;L tYitf; fzf;fPL bra;a[k; Kiwf;Fj; jug;gLj;jg;gl;lJ/
,e;j hpf;lh; msit gj;jpd; klf;if msitahf ,Ug;gjhy;. 7/0 vd;w hpf;lh; msit bfhz;l Xh; epyeLf;fk; 6/0 vd;w hpf;lh; msit bfhz;l epyeLf;fj;ijf; fhl;oYk; gj;J kl';Fk;. 5/0 vd;w hpf;lh; msit bfhz;l epyeLf;fj;ijf; fhl;oYk; EhW kl';Fk;. 4/0 vd;w hpf;lh; msit bfhz;l epyeLf;fj;ijf; fhl;oYk; Mapuk; kl';Fk; mjpf ghjpg;igj; juf;ToajhFk;/ hpf;lh; msitapd; mst[fSk;. me;j Fwpg;gpl;l mstpy; epyeLf;fk; Vw;gl;lhy; cz;lhff;Toa ghjpg;g[f;fSk; ml;ltiz-1,y; jug;gl;Ls;sJ/
ml;ltiz – 1
hpf;lh; msitapd; mst[fSk; - gjpg;g[fSk;
hpf;lh; msitapy; epyeLfj;jpd; typik vz; | Xuhz;oy; ruhrhpahf epfHf;Toa epyeLf;f';fspd; vz;zpf;if | epyeLf;f tpist[fs; |
3/4 Fiwthd | 80.000 | epyeLf;fkhdpfshy; kl;Lnk czug;gLk; |
3/5 Kjy; 4/2 tiu | 30.000 | tPL. fl;ol';fspDs;ns czug;gLk; |
4/3 Kjy; 4/8 tiu | 4800 | bgUk;ghyhndhh; czUfpd;wdh;. rd;dy; fjt[fs; mirfpdwd/ |
4/9 Kjy; 5/4 tiu | 1400 | midtUk; czUfpd;wdh;/ fpz;z';fs; cilfpd;wd/ jpwe;j fjt[fs; MLfpd;wd/ |
5/5 Kjy; 6/1 tiu | 500 | fl;ol';fSf;Fr; rpwpa mstpyhd nrjk;/ Rth;g;g{r;R cilfpwJ/ |
6/2 Kjy; 6/9 tiu | 100 | fl;ol';fSf;F mjpf nrjk;/ g[ifg;nghf;fpfs; cilfpd;wd/ tPLfspd; moj;jsk; efUfpwJ/ |
7/0 Kjy; 7/3 tiu | 15 | fzprkhd nrjk;/ ghy';fs; tisfpd;wd/ Rth;fspy; tphpry; njhd;WfpwJ/ fl;ol';fs; tpHf;fTLk;/ |
7/4 Kjy; 7/9 tiu | 4 | bgUj;j nrjk;/ fl;ol';fs; ,oe;J tpGfpd;wd/ |
8/0 f;F nky; | Ie;J Kjy; gj;jhz;LfSf;F XU Kiw | KGr;nrjk;/ jiu miyfs; czug;gLfpd;wd/ epyeLf;f ikag;gFjpapy; thH;fpd;w caphpdr; rKjha';fs;. Xl;L bkhj;jkhf mHpfpd;wd/ |
hpf;lh; msitapd; tifg;ghl;ow;F epyeLf;fj;jpd; nkw;g[w miyfspd; miytPr;ir hpf;lh; gad;gLj;jpdhh;/ gpd;dh; cl;g[w miyfspd; P - miyfs; vdg;gLk; Kjy; epiy miyfspd; miytPr;irg; gadlgLj;jp epyeLf;fj;jpd; typikiaf; fzf;fpLk; tifapy; ,e;j hpf;lh; msit khw;wg;gl;lJ/
glk; - 1 : hpf;lh; msit
bjhlf;fj;jpy; hpf;lh; msit bjd;-fypnghh;dpahg; gFjpapy; gad;gLj;jg;gLk; tz;znk cuthf;fg;gl;lJ/ ,k;Kiw vspikahf ,Ue;jjhy; cyfpd; gy;ntW gFjpfspYk; gad;ghl;ow;F te;jJ/ epyeLf;fk; Vw;gl;l gFjpfSf;fUfpy; mikf;fg;gl;Ls;s VnjDk; \d;W epyeLf;fkhdpfs; jUk; jfty;fs; epyeLf;fj;jpd; btspikak; (epicenter). Mjdhy; cUthd jiuaiyfspd; mjpfmst[ miytPr;R Mfpa ,uz;ila[k; mwpa cjt[fpd;wd/ ,j;jfty;fisf;bfhz;L epyeLf;fj;jpd; typikia. hpf;lh; msitapy; ehk; vspjpy; fzf;fplyhk;/
glk; 2 : epyeLf;fkhdpfs; \yk; epyeLf;f';fis mwpjy;
jw;nghJ hpf;lh; cUthf;fpa epyeLf;f msit gy;ntW khWjy;fSld; btt;ntW bgah;fspy; gad;ghl;oy; cs;sJ/ hpf;lh; cUthf;fpa 'hpf;flh; msit'. 'epyeLf;fj;jpd; jy typik msit' vd;W bghUs;gLk; tifapy; 'nyhf;fy; nkf;dpl;a{l; !@nfy;' (Local Magnitude Scale – ML) vd;W M';fpyj;jpy; tH';fg;gLfpwJ/ Mdhy; Clf';fs; vy;yh epyeLf;f msitfisa[k; 'hpf;lh; msif' vd;nw Fwpg;gpLfpd;wd/
fl;Liuahrphpah;
F/it/ ghyRg;gpukzpad; K.V. Balasubramanian,
MA(Tamil & His), M.Sc(Phy), M.Phil MA(Tamil & His), M.Sc(Phy), M.Phil,
cjtp thdpiy tp";"hdp, Assistant Meteorologist,
kz;ly thdpiy Muha;r;rp ikak; Regional Meteorological Center,
brd;id 600 006. College Road Chennai-6.
Visit to Navagraha Temples in and around Mayiladuthurai
சரஸ்வதி பூசை
Wednesday, July 15, 2009
Monday, July 6, 2009
The Great Kuttalian
This is my first post in this blog and this is the first blog of mine. Hence I thought explaining the blog title may be the right way to begin. I belong to Kuttalam in old Thanjavur district which is near Myiladuthurai. I studied my 10th and 11th in the Government High school kuttalam. I did my PUC in Govt College for men in Kumbakonam and my B.Sc. (Physics) in AVC College, Mannambandal near Mayiladuthurai. A good number of students were comming from Kuttalam to AVC College in that time (1977-1980). And we as a group called ourselves as THE GREAT KUTTALIANS. If any of my friends of that batch read this blog I request them to leave a trail for me to follow since it is going to be nearly thirty years and if at all a reunion what a happy occassion it will be?
K V Balasubramanian 6th July 2009 2245 hours

