DOI: 10.5683/sp3/z14onx
title: Radioisotopic and ancillary data (i.e., estimated temperature, precipitation and population in lake watersheds) for 37 Eastern Canadian lakes
title: Données radio-isotopiques et auxiliaires (ex. température, précipitations et population estimées dans les bassins hydrographiques des lacs) pour 37 lacs de l'est du Canada

description: Radioisotopic and ancillary data (i.e., estimated temperature, precipitation and population in lake watersheds) for 37 lakes across Eastern Canada collected by the LakePulse Program in 2017
description: The file contains the following variables and units of measurement: 
Activities:
cumul_drymass;Cummulative dry mass of sediment;g/cm2
midpoint_depth;Midpoint depth of the discrete sediment interval relative to core top;cm
pb210;Isotopic activity for 210Pb;Bq/kg
pb210e;Error on isotopic activity for 210Pb;Bq/kg
pb214;Isotopic activity for 214Pb;Bq/kg
pb214e;Error on isotopic activity for 214Pb;Bq/kg
bi214;Isotopic activity for 214Bi;Bq/kg
bi214e;Error on isotopic activity for 214Bi;Bq/kg
cs137;Isotopic activity for 137Cs;Bq/kg
cs137e;Error on isotopic activity for 137Cs;Bq/kg
am241;Isotopic activity for 241Am;Bq/kg
am241e;Error on isotopic activity for 241Am;Bq/kg

Dates:
cumul_drymass;Cummulative dry mass of sediment;g/cm2
midpoint_depth;Midpoint depth of the discrete sediment interval relative to core top;cm
uns_210;Unsupported 210Pb activity;Bq/kg
uns_210e;Error on unsupported 210Pb activity;Bq/kg
sup_210;Supported 210Pb activity;Bq/kg
sup_210e;Error on supported 210Pb activity;Bq/kg
binford;difference between unsupported 210Pb activity and error on unsupported activity;Bq/kg
inventory;210Pbex deposit (or activity per unit surface area);Bq/m2
inventorye;Error on 210Pbex deposit;Bq/m2
age_cfcs;Age relative to core top (0 year) according to CFCS model;year
year_cfcs;Gregorian calendar year of the discrete sediment interval according to CFCS model;year
error_cfcs;CFCS model error on age;year
age_crs;Age relative to core top (0 year) according to CRS model;year
year_crs;Gregorian calendar year of the discrete sediment interval according to CRS model;year
error_crs;CRS model error on age;year
age_cic;Age relative to core top (0 year) according to CIC model;year
year_cic;Gregorian calendar year of the discrete sediment interval according to CIC model;year
error_cic;CIC model error on age;year

Rates:
cumul_drymass;Cummulative dry mass of sediment;g/cm2
midpoint_depth;Midpoint depth of the discrete sediment interval relative to core top;cm
mar_cfcs;Resulting sediment mass accumulation rates from CFCS model;g/cm2/year
mar_cfcse;Error on resulting sediment mass accumulation rates from CFCS model;g/cm2/year
mar_crs;Resulting sediment mass accumulation rates from CRS model;g/cm2/year
mar_crse;Error on resulting sediment mass accumulation rates from CRS model;g/cm2/year

Population:
Pop_1911;Estimated lake watershed population counts in 1911CE inferred from Canadian population census;inhabitants
Pop_1921;Estimated lake watershed population counts in 1921CE inferred from Canadian population census;inhabitants
Pop_1931;Estimated lake watershed population counts in 1931CE inferred from Canadian population census;inhabitants
Pop_1941;Estimated lake watershed population counts in 1941CE inferred from Canadian population census;inhabitants
Pop_1951;Estimated lake watershed population counts in 1951CE inferred from Canadian population census;inhabitants
Pop_1981;Estimated lake watershed population counts in 1981CE inferred from Canadian population census;inhabitants
Pop_1986;Estimated lake watershed population counts in 1986CE inferred from Canadian population census;inhabitants
Pop_1991;Estimated lake watershed population counts in 1991CE inferred from Canadian population census;inhabitants
Pop_1996;Estimated lake watershed population counts in 1996CE inferred from Canadian population census;inhabitants
Pop_2001;Estimated lake watershed population counts in 2001CE inferred from Canadian population census;inhabitants
Pop_2006;Estimated lake watershed population counts in 2006CE inferred from Canadian population census;inhabitants
Pop_2011;Estimated lake watershed population counts in 2011CE inferred from Canadian population census;inhabitants
Pop_2016;Estimated lake watershed population counts in 2016CE inferred from Canadian population census;inhabitants

Precipitation:
Precipitation;Yearly total precipitation estimated from Canadian meteorogical station data;mm
Year;Gregorian calendar year associated with yearly total precipitation estimate;year

Temperature:
Temperature;Mean yearly temperature estimated from Canadian meteorogical station data;degree celsius
Year;Gregorian calendar year associated with mean yearly temperature estimate;year