The conservative alliance of the Democratic Party (SDS) and People's Party (SLS), which has been leading in the opinion polls, argues that the EU as the most advanced society must initiate environmental-friendly technological solutions.
They also believe that more should be done to switch to clean energy sources and to a circular economy.
More than two months since the parliamentary elections were held in Moldova on February 24, negotiations on forming a coalition government in the former Soviet republic remain ongoing.
So far, the three main political forces that entered the legislature, the Democrats, Socialists and ACUM, have not found find a consensus.
Democratic Party protesters hold a placard saying "Rama Go" at a rally in Tirana on February 16. Photo: BIRN
Led by Astrit Patozi, a former deputy chairman of the main opposition Democratic Party, the new party says it hopes to be the main electoral alternative to both the government and the opposition.
Albanian opposition parties urged supporters to come to Tirana on Saturday, rally near the main boulevard, where Prime Minister Edi Rama's office is located, and terminate the "illegitimate" rule of his Socialist Party.
The centre-right Democratic Party leader issued its last call for the protest on Thursday during a meeting in Vlora, a Socialist Party stronghold.
Protesters push through police in Tirana on 28 March 2019. Photo: Gjergj Erebara/BIRN
The main opposition centre-right Democratic Party mustered its supporters at two points on the main pedestrian avenue and some of them attempted in vain to push through a police cordon near the entrance of the parliament.