It means alot and it's the least you can do.
If not, a good way is through the Red Cross. Every $1 is appreciated.
https://www.redcross.org/donate/index.jsp?donateStep=2&itemId=prod10001&scode=RSG00000E017&subcode=yahoobranddonation&utm_source=yahoo&utm_medium=cpc&utm_campaign=fundraising_brand_donation_yahoo