Results 161 to 170 of about 399,757 (240)

Malaria-Associated Mortality in the 19th Century. [PDF]

open access: yesAm J Trop Med Hyg
Gannon SN, Waller M, Shanks GD.
europepmc   +1 more source

"Un país que no se vende": Negotiation and Signing of the Torrijos-Carter Panama Canal Treaties

open access: yes
openThis work reconstructs in detail the negotiation process between the United States and Panama in 1977 which led to the stipulation and signing of the two treaties on the Panama Canal named after the signatories Omar Torrijos Herrera and Jimmy Carter.
DELLA SERA, LEONARDO
core  

Panama Canal Fog Navigation Study : System Requirements Statement

open access: yes
VV365/R3920Efforts to minimize the adverse impact of fog on Panama Canal operations have focused in the past on obtaining methods of predicting fog, of dispersing fog and of providing navigation during fog.
Mackenzie, Franklin D.   +2 more
core  

Tropical forest carbon sequestration accelerated by nitrogen. [PDF]

open access: yesNat Commun
Tang W   +10 more
europepmc   +1 more source

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