The webapp provides for each item the link on ECB's website.
Speeches for : Yves Mersch where "green" appeared
2020-11-21 : Interview with Börsen-Zeitung2018-11-27 : Climate change and central banking
2015-09-10 : Medium to long-term priorities of Capital Markets Union (CMU) for the ECB/Eurosystem
2014-01-15 : Opening of the New Face of the Euro Exhibition
2014-01-13 : Unveiling the new €10 banknote