| ultraviolet radiation | 9.02 | Ultraviolet radiation damages DNA in plants. | ||
| solar radiation | 4.08 | Soot is dark, and absorbs solar radiation. | ||
| infrared radiation | 2.37 | In turn, trees emit more infrared radiation. | ||
| electromagnetic radiation | 1.97 | Radio frequency pulse, or electromagnetic radiation, is well known. | ||
| harmful radiation | 1.78 | Sun creams work by blocking harmful ultraviolet radiation. | ||
| nuclear radiation | 1.58 | No more nuclear radiation, no more waste. | ||
| dangerous radiation | 1.25 | Ozone helps block dangerous ultraviolet radiation from the sun. | ||
| intense radiation | 1.12 | They detect intense radiation coming from the galactic center. | ||
| increased radiation | 1.05 | Or could it be increased radiation from the sun? | ||
| external radiation | 0.99 | The second form is external radiation. | ||
| cosmic radiation | 0.92 | ...cosmic radiation. | ||
| possible radiation | 0.92 | Scientists must have full access to the atolls to assess damage and to monitor possible radiation leaks. | ||
| ultra-violet radiation | 0.92 | Worried about ultra-violet radiation? | ||
| high radiation | 0.79 | Last November, one Chernobyl worker received a high radiation dose because of a leak in a fuel cassette. | ||
| deadly radiation | 0.72 | Just one brick-sized piece of fuel that recently fell onto the sarcophagus roof emits deadly radiation. | ||
| human radiation | 0.72 | At the dawn of the atomic age, the government conducted human radiation testing later linked to cancer. | ||
| low-level radiation | 0.72 | The metal box absorbs their low-level radiation. | ||
| chronic radiation | 0.66 | Wehave shown for the first time that small intestinal and whole gut transit is faster in patients with chronic radiation enteritis. | ||
| high-energy radiation | 0.59 | At this temperature, the compressed gas radiates both visible light and high-energy ultraviolet radiation. | ||
| potential radiation | 0.53 | Rabin said residents were also worried about potential radiation from the installation. |