moved to logic from api to lib

Models/ClimateVariable.cs

@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace FarmMapsAPI.Carbon.Models
+{
+    public class ClimateVariable
+    {
+        public double Temperature { get; set; }
+        public double Precipitation { get; set; }
+        public double Evapotranspiration { get; set; }
+
+        public ClimateVariable(double temperature, double precipitation, double evapoTranspiration)
+        {
+            Temperature = temperature;
+            Precipitation = precipitation;
+            Evapotranspiration = evapoTranspiration;
+        }
+    }
+}