The last few summers have highlighted the very real and devastating global impact of climate change and there is no doubt this will be the greatest challenge for agriculture and food production.
Mae'r hafau diwethaf wedi tynnu sylw at effaith fyd-eang gwirioneddol a dinistriol iawn y newid yn yr hinsawdd a does dim amheuaeth mai hon fydd yr her fwyaf i amaethyddiaeth a chynhyrchu bwyd.