We can bee friendlier to the nature

The low temperature graphs are also interseting. Especially the Year 2017 show us high temperatures in the night. That intersting because of the lot of rain.
This march 2018 was with coldest nights since a lot of years and colder than 1997. In 1997 there was one night by minus 4 degree. In 2018 we had one night by -4, two nights nearby -6 and one night much colder. And also three nights under zero to -1 degree.
1997 we had only four nights nearby -2 degrees. In the other years the temperature nearby zero and higher.


https://www.wetteronline.de/wetterdaten/hamburg?pcid=pc_rueckblick_data&gid=10147&pid=p_rueckblick_diagram&sid=StationHistory&iid=10147&metparaid=TNLD&period=4&month=03&year=2018



https://www.wetteronline.de/wetterdaten/hamburg?pcid=pc_rueckblick_data&gid=10147&pid=p_rueckblick_diagram&sid=StationHistory&iid=10147&metparaid=TNLD&period=4&month=03&year=2017




https://www.wetteronline.de/wetterdaten/hamburg?pcid=pc_rueckblick_data&gid=10147&pid=p_rueckblick_diagram&sid=StationHistory&iid=10147&metparaid=TNLD&period=4&month=03&year=2007



https://www.wetteronline.de/wetterdaten/hamburg?pcid=pc_rueckblick_data&gid=10147&pid=p_rueckblick_diagram&sid=StationHistory&iid=10147&metparaid=TNLD&period=4&month=03&year=1997
In this mounth isn`t a so clearly tendenz about Earthwarming discernible.

In the following temperature graphs from the Years 2018, 2017, 2007 and 1997 we see that the high temperatures lie nearby the same graph curves.

https://www.wetteronline.de/wetterdaten/hamburg?pcid=pc_rueckblick_data&gid=10147&pid=p_rueckblick_diagram&sid=StationHistory&iid=10147&metparaid=TXLD&period=4&month=03&year=2018


https://www.wetteronline.de/wetterdaten/hamburg?pcid=pc_rueckblick_data&gid=10147&pid=p_rueckblick_diagram&sid=StationHistory&iid=10147&metparaid=TXLD&period=4&month=03&year=2017


https://www.wetteronline.de/wetterdaten/hamburg?pcid=pc_rueckblick_data&gid=10147&pid=p_rueckblick_diagram&sid=StationHistory&iid=10147&metparaid=TXLD&period=4&month=03&year=2007


https://www.wetteronline.de/wetterdaten/hamburg?pcid=pc_rueckblick_data&gid=10147&pid=p_rueckblick_diagram&sid=StationHistory&iid=10147&metparaid=TXLD&period=4&month=03&year=1997
In the same way we can see that the year 2017 was special. We have high rise temperature beside a certain amount of hail in comparsion with the other years.