| 释义 |
ˈpalæoclimate
Also (chiefly U.S.) paleo-.
[f. palæo-, paleo- + climate n.]
The climate at a period in the geological past.
1924Geol. Mag. LXI. 512 Conclusions regarding palæoclimates. 1954Jrnl. Geol. LXII. 229/1 The organism-induced differentiation in recording varying fractions of the environmental temperature ranges and the fact that these types of skeletal-temperature records are at present our sole sources of data for paleotemperature investigations introduce uncertainty in evaluation of amplitudes in paleoclimates. 1963Times 7 Jan. 9/7 The geological evidence of palaeoclimates. 1974Encycl. Brit. Macropædia XIII. 908/2 Many ingested seeds, hair, feathers, and small animal bones within the coprolites may provide a reliable estimate of the paleoclimate of the time.
So ˌpalæocliˈmatic a., of or pertaining to a palæoclimate.
1893C. A. White in Rep. U.S. Nat. Museum 1892 301 This subject relates to what may be designated as paleoclimatic conditions, that is, to formerly existing conditions, which in certain parts of the earth were more or less materially different from those which now exist in the same parts. 1946F. E. Zeuner Dating Past vi. 163 The number of Palaeolithic sites which can be dated on local palaeoclimatic evidence is as yet very small. 1977A. Hallam Planet Earth 171 The occurrence of ancient calcareous rocks can be used as a paleoclimatic indicator. |