EV 1546 – Big Dave's Crossword Blog
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EV 1546

EV 1546

Staying Alive by X-Type

Solution


The highlighted cells contain symbols for chemical elements making up the Earth’s ATMOSPHERE in decreasing proportions downwards; METHANE and CARBON DIOXIDE are examples of GREENHOUSE GAS.

There is no setter’s blog this week but a full review of this puzzle can be seen over on fifteensquared.